ATtiny26(L)

Figure 122. Analog Comparator Offset Voltage vs. Common Mode Voltage (VCC= 2.7V)

Comparator Offset Voltage (V)

ANALOG COMPARATOR OFFSET VOLTAGE vs. COMMON MODE VOLTAGE

Vcc = 2.7V

0.009

0.008

0.007

0.006

0.005

0.004						-40°C
0.003						25°C
0.002						85°C
0.001
0
0	0.5	1	1.5	2	2.5	3
			Common Mode Voltage (V)

Internal Oscillator Speed

Figure 123. Watchdog Oscillator Frequency vs. VCC

WATCHDOG OSCILLATOR FREQUENCY vs. VCC

FRC (MHz)

	1.4
	1.35
		-40°C
	1.3	25°C
		85°C
	1.25

1.2

1.15

1.1

1.05

2

2.5

3

3.5

4

4.5

5

5.5

VCC (V)

159

1477J–AVR–06/07

Figure 124. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature

CALIBRATED 8MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE

FRC (MHz)

8.9

8.4

7.9

5.0V

7.4

3.5V

6.9

2.7V

6.4

-60

-40

-20

0

20

40

60

80

100

Ta (˚C)

Figure 125. Calibrated 8 MHz RC Oscillator Frequency vs. VCC

CALIBRATED 8MHz RC OSCILLATOR FREQUENCY vs. VCC

FRC (MHz)

9
8.5	-40°C
8	25°C
	85°C
7.5
7
6.5

6

2

2.5

3

3.5

4

4.5

5

5.5

VCC (V)

160 ATtiny26(L)

1477J–AVR–06/07

ATtiny26(L)

Figure 126. Calibrated 8 MHz RC Oscillator Frequency vs. Osccal Value

CALIBRATED 8MHz RC OSCILLATOR FREQUENCY vs. OSCCAL VALUE

FRC (MHz)

17.5

15.5

13.5

11.5

9.5

7.5

5.5

3.5

0

16

32

48

64

80

96

112

128

144

160

176

192

208

224

240

OSCCAL VALUE

Figure 127. Calibrated 4 MHz RC Oscillator Frequency vs. Temperature

CALIBRATED 4MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE

FRC (MHz)

4.3
4.2
4.1
4
3.9
															5.0V
3.8
															3.5V
3.7
															2.7V
3.6
3.5
3.4
-60		-40		-20		0	20		40		60		80		100
							Ta (˚C)

161

1477J–AVR–06/07

Figure 128. Calibrated 4 MHz RC Oscillator Frequency vs. VCC

CALIBRATED 4MHz RC OSCILLATOR FREQUENCY vs. VCC

FRC (MHz)

4.4

4.3

4.2

-40°C

4.1

25°C

4

85°C

3.9

3.8

3.7

3.6

3.5

3.4

2

2.5

3

3.5

4

4.5

5

5.5

VCC (V)

Figure 129. Calibrated 4 MHz RC Oscillator Frequency vs. Osccal Value

CALIBRATED 4MHz RC OSCILLATOR FREQUENCY vs. OSCCAL VALUE

FRC (MHz)

9.6

8.6

7.6

6.6

5.6

4.6

3.6

2.6

1.6

0

16

32

48

64

80

96

112

128

144

160

176

192

208

224

240

OSCCAL VALUE

162 ATtiny26(L)

1477J–AVR–06/07

ATtiny26(L)

Figure 130. Calibrated 2 MHz RC Oscillator Frequency vs. Temperature

CALIBRATED 2MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE

FRC (MHz)

2.15

2.1

2.05

2

1.95

5.0V

1.9

3.5V

1.85

2.7V

1.8

1.75

-60

-40

-20

0

20

40

60

80

100

Ta (˚C)

Figure 131. Calibrated 2 MHz RC Oscillator Frequency vs. VCC

CALIBRATED 2MHz RC OSCILLATOR FREQUENCY vs. VCC

FRC (MHz)

2.15

2.1

-40°C

2.05

25°C

2

85°C

1.95

1.9

1.85

1.8

1.75

1.7

2

2.5

3

3.5

4

4.5

5

5.5

VCC (V)

163

1477J–AVR–06/07

Figure 132. Calibrated 2 MHz RC Oscillator Frequency vs. Osccal Value

CALIBRATED 2MHz RC OSCILLATOR FREQUENCY vs. OSCCAL VALUE

FRC (MHz)

4.3

3.8

3.3

2.8

2.3

1.8

1.3

0.8

0

16

32

48

64

80

96

112

128

144

160

176

192

208

224

240

OSCCAL VALUE

Figure 133. Calibrated 1 MHz RC Oscillator Frequency vs. Temperature

CALIBRATED 1 MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE

FRC (MHz)

1.04
1.02
1
0.98
															5.0V
0.96
															3.5V
0.94
															2.7V
0.92
0.9
-60		-40		-20		0	20		40		60		80		100
							VCC (V)

164 ATtiny26(L)

1477J–AVR–06/07

ATtiny26(L)

Figure 134. Calibrated 1 MHz RC Oscillator Frequency vs. VCC

CALIBRATED 1MHz RC OSCILLATOR FREQUENCY vs. VCC

	1.1
	1.05
								-40°C
								25°C
(MHz)	1							85°C
RC
F	0.95
	0.9
	0.85
	2	2.5	3	3.5	4	4.5	5	5.5

VCC (V)

Figure 135. Calibrated 1 MHz RC Oscillator Frequency vs. Osccal Value

CALIBRATED 1MHz RC OSCILLATOR FREQUENCY vs. OSCCAL VALUE

FRC (MHz)

2

1.8

1.6

1.4

1.2

1

0.8

0.6

0.4

0

16

32

48

64

80

96

112

128

144

160

176

192

208

224

240

OSCCAL VALUE

165

1477J–AVR–06/07

Current Consumption of	Figure 136. Brown-out Detector Current vs. VCC
Peripheral Units
	BROWNOUT DETECTOR CURRENT vs. VCC

ICC (mA)

0.035

0.03

0.025

-40°C

0.02

25°C

85°C

0.015

0.01

0.005

0

2

2.5

3

3.5

4

4.5

5

5.5

VCC (V)

Figure 137. ADC Current vs. VCC (AREF = AVCC)

ADC CURRENT vs. VCC

AREF = AVCC

250

-40°C

200	25°C

85°C

150

ICC (uA)

100

50

0

2

2.5

3

3.5

4

4.5

5

5.5

VCC (V)

166 ATtiny26(L)

1477J–AVR–06/07

ATtiny26(L)

Figure 138. AREF External Reference Current vs. VCC

AREF EXTERNAL REFERENCE CURRENT vs. VCC

250

-40°C

200 25°C

85°C

150

ICC (uA)

100

50

0

2

2.5

3

3.5

4

4.5

5

5.5

VCC (V)

Figure 139. Analog Comparator Current vs. VCC

ANALOG COMPARATOR CURRENT vs. VCC

ICC (uA)

120
100							85°C
							25°C
80							-40°C
60
40
20
0
2	2.5	3	3.5	4	4.5	5	5.5

VCC (V)

167

1477J–AVR–06/07

Figure 140. Programming Current vs. VCC

PROGRAMMING CURRENT vs. VCC

ICC (mA)

5

4

-40°C

3	25°C

85°C

2

1

0

2

2.5

3

3.5

4

4.5

5

5.5

VCC (V)

Current Consumption in	Figure 141. Reset Supply Current vs. VCC
Reset and Reset Pulsewidth	(0.1 - 1.0 MHz, Excluding Current Through The Reset Pull-up)

ICC (mA)

RESET SUPPLY CURRENT vs. VCC

0.1 - 1.0 MHz, EXCLUDING CURRENT THROUGH THE RESET PULLUP

3.5

3		5.5V

5.0V

2.5

4.5V

2	4.0V

1.5

3.3V

3.0V

2.7V

1

0.5

0

0	0.1	0.2	0.3	0.4	0.5	0.6	0.7	0.8	0.9	1
					Frequency (MHz)

168 ATtiny26(L)

1477J–AVR–06/07

ATtiny26(L)

Figure 142. Reset Supply Current vs. VCC

(1 - 20 MHz, Excluding Current Through The Reset Pull-up)

RESET SUPPLY CURRENT vs. VCC

ICC (mA)

1 - 20 MHz, EXCLUDING CURRENT THROUGH THE RESET PULLUP

20
18										5.5V
16
14										5.0V
12										4.5V
10										4.0V
8										3.3V
6										3.0V
										2.7V
4
2
0
0	2	4	6	8	10	12	14	16	18	20
					Frequency (MHz)

Figure 143. Reset Pulsewidth vs. VCC

RESET PULSE WIDTH vs. VCC

Pulsewidth (ns)

1200
1000	85°C
	25°C
800
600	-40°C
400
200
0

0 1 2 3

VCC (V)

169

1477J–AVR–06/07