Datasheet LTC2430, LTC2431 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | 20-Bit No Latency ∆Σ™ ADCs with Differential Input and Differential Reference |
| 页数 / 页 | 40 / 4 — DIGITAL I PUTS A D DIGITAL OUTPUTS The. denotes specifications which … |
| 文件格式/大小 | PDF / 466 Kb |
| 文件语言 | 英语 |
DIGITAL I PUTS A D DIGITAL OUTPUTS The. denotes specifications which apply over the full
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LTC2430/LTC2431
U U DIGITAL I PUTS A D DIGITAL OUTPUTS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage 2.7V ≤ VCC ≤ 5.5V ● 2.5 V CS, FO 2.7V ≤ VCC ≤ 3.3V 2.0 V VIL Low Level Input Voltage 4.5V ≤ VCC ≤ 5.5V ● 0.8 V CS, FO 2.7V ≤ VCC ≤ 5.5V 0.6 V VIH High Level Input Voltage 2.7V ≤ VCC ≤ 5.5V (Note 9) ● 2.5 V SCK 2.7V ≤ VCC ≤ 3.3V (Note 9) 2.0 V VIL Low Level Input Voltage 4.5V ≤ VCC ≤ 5.5V (Note 9) ● 0.8 V SCK 2.7V ≤ VCC ≤ 5.5V (Note 9) 0.6 V IIN Digital Input Current 0V ≤ VIN ≤ VCC ● –10 10 µA CS, FO IIN Digital Input Current 0V ≤ VIN ≤ VCC (Note 9) ● –10 10 µA SCK CIN Digital Input Capacitance 10 pF CS, FO CIN Digital Input Capacitance (Note 9) 10 pF SCK VOH High Level Output Voltage IO = – 800µA ● VCC – 0.5V V SDO VOL Low Level Output Voltage IO = 1.6mA ● 0.4 V SDO VOH High Level Output Voltage IO = – 800µA (Note 10) ● VCC – 0.5V V SCK VOL Low Level Output Voltage IO = 1.6mA (Note 10) ● 0.4 V SCK IOZ Hi-Z Output Leakage ● –10 10 µA SDO
W U POWER REQUIRE E TS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Supply Voltage ● 2.7 5.5 V ICC Supply Current Conversion Mode CS = 0V (Note 12) ● 200 300 µA Sleep Mode CS = VCC (Note 12) ● 4 10 µA Sleep Mode CS = VCC, 2.7V ≤ VCC ≤ 3.3V 2 µA (Note 12) 24301f 4
U U DIGITAL I PUTS A D DIGITAL OUTPUTS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VIH High Level Input Voltage 2.7V ≤ VCC ≤ 5.5V ● 2.5 V CS, FO 2.7V ≤ VCC ≤ 3.3V 2.0 V VIL Low Level Input Voltage 4.5V ≤ VCC ≤ 5.5V ● 0.8 V CS, FO 2.7V ≤ VCC ≤ 5.5V 0.6 V VIH High Level Input Voltage 2.7V ≤ VCC ≤ 5.5V (Note 9) ● 2.5 V SCK 2.7V ≤ VCC ≤ 3.3V (Note 9) 2.0 V VIL Low Level Input Voltage 4.5V ≤ VCC ≤ 5.5V (Note 9) ● 0.8 V SCK 2.7V ≤ VCC ≤ 5.5V (Note 9) 0.6 V IIN Digital Input Current 0V ≤ VIN ≤ VCC ● –10 10 µA CS, FO IIN Digital Input Current 0V ≤ VIN ≤ VCC (Note 9) ● –10 10 µA SCK CIN Digital Input Capacitance 10 pF CS, FO CIN Digital Input Capacitance (Note 9) 10 pF SCK VOH High Level Output Voltage IO = – 800µA ● VCC – 0.5V V SDO VOL Low Level Output Voltage IO = 1.6mA ● 0.4 V SDO VOH High Level Output Voltage IO = – 800µA (Note 10) ● VCC – 0.5V V SCK VOL Low Level Output Voltage IO = 1.6mA (Note 10) ● 0.4 V SCK IOZ Hi-Z Output Leakage ● –10 10 µA SDO
W U POWER REQUIRE E TS The
●
denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. (Note 3) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Supply Voltage ● 2.7 5.5 V ICC Supply Current Conversion Mode CS = 0V (Note 12) ● 200 300 µA Sleep Mode CS = VCC (Note 12) ● 4 10 µA Sleep Mode CS = VCC, 2.7V ≤ VCC ≤ 3.3V 2 µA (Note 12) 24301f 4