Datasheet LTC1604 (Analog Devices) - 4
| Manufacturer | Analog Devices |
| Description | High Speed, 16-Bit, 333ksps Sampling A/D Converter with Shutdown |
| Pages / Page | 20 / 4 — POWER REQUIREMENTS (Note 5) SYMBOL. PARAMETER. CONDITIONS. MIN. TYP. MAX. … |
| File Format / Size | PDF / 586 Kb |
| Document Language | English |
POWER REQUIREMENTS (Note 5) SYMBOL. PARAMETER. CONDITIONS. MIN. TYP. MAX. UNITS. TIMING CHARACTERISTICS (Note 5) SYMBOL
Model Line for this Datasheet
Text Version of Document
LTC1604
POWER REQUIREMENTS (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VDD Positive Supply Voltage (Notes 12, 13) 4.75 5.25 V VSS Negative Supply Voltage (Note 12) –4.75 –5.25 V IDD Positive Supply Current CS = RD = 0V l 18 30 mA Nap Mode CS = 0V, SHDN = 0V 1.5 2.4 mA Sleep Mode CS = 5V, SHDN = 0V 1 100 μA ISS Negative Supply Current CS = RD = 0V l 26 40 mA Nap Mode CS = 0V, SHDN = 0V 1 100 μA Sleep Mode CS = 5V, SHDN = 0V 1 100 μA PD Power Dissipation CS = RD = 0V l 220 350 mW Nap Mode CS = 0V, SHDN = 0V 7.5 12 mW Sleep Mode CS = 5V, SHDN = 0V 0.01 1 mW
TIMING CHARACTERISTICS (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
fSMPL(MAX) Maximum Sampling Frequency l 333 kHz tCONV Conversion Time l 1.5 2.45 2.8 μs tACQ Acquisition Time (Note 11) l 480 ns tACQ+CONV Throughput Time (Acquisition + Conversion) l 3 μs t1 CS to RD Setup Time (Notes 11, 12) l 0 ns t2 CS↓ to CONVST↓ Setup Time (Notes 11, 12) l 10 ns t3 SHDN↓ to CS↑ Setup Time (Notes 11, 12) l 10 ns t4 SHDN↑ to CONVST↓ Wake-Up Time CS = Low (Note 12) 400 ns t5 CONVST Low Time (Note 12) l 40 ns t6 CONVST to BUSY Delay CL = 25pF 36 ns l 80 ns t7 Data Ready Before BUSY↑ 60 ns l 32 ns t8 Delay Between Conversions (Note 12) l 200 ns t9 Wait Time RD↓ After BUSY↑ (Note 12) l –5 ns t10 Data Access Time After RD↓ CL = 25pF 40 50 ns l 60 ns CL = 100pF 45 60 ns l 75 ns t11 Bus Relinquish Time 50 60 ns LTC1604C l 70 ns LTC1604I l 75 ns t12 RD Low Time (Note 12) l t10 ns t13 CONVST High Time (Note 12) l 40 ns t14 Aperture Delay of Sample-and-Hold 2 ns 1604fa 4
POWER REQUIREMENTS (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VDD Positive Supply Voltage (Notes 12, 13) 4.75 5.25 V VSS Negative Supply Voltage (Note 12) –4.75 –5.25 V IDD Positive Supply Current CS = RD = 0V l 18 30 mA Nap Mode CS = 0V, SHDN = 0V 1.5 2.4 mA Sleep Mode CS = 5V, SHDN = 0V 1 100 μA ISS Negative Supply Current CS = RD = 0V l 26 40 mA Nap Mode CS = 0V, SHDN = 0V 1 100 μA Sleep Mode CS = 5V, SHDN = 0V 1 100 μA PD Power Dissipation CS = RD = 0V l 220 350 mW Nap Mode CS = 0V, SHDN = 0V 7.5 12 mW Sleep Mode CS = 5V, SHDN = 0V 0.01 1 mW
TIMING CHARACTERISTICS (Note 5) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
fSMPL(MAX) Maximum Sampling Frequency l 333 kHz tCONV Conversion Time l 1.5 2.45 2.8 μs tACQ Acquisition Time (Note 11) l 480 ns tACQ+CONV Throughput Time (Acquisition + Conversion) l 3 μs t1 CS to RD Setup Time (Notes 11, 12) l 0 ns t2 CS↓ to CONVST↓ Setup Time (Notes 11, 12) l 10 ns t3 SHDN↓ to CS↑ Setup Time (Notes 11, 12) l 10 ns t4 SHDN↑ to CONVST↓ Wake-Up Time CS = Low (Note 12) 400 ns t5 CONVST Low Time (Note 12) l 40 ns t6 CONVST to BUSY Delay CL = 25pF 36 ns l 80 ns t7 Data Ready Before BUSY↑ 60 ns l 32 ns t8 Delay Between Conversions (Note 12) l 200 ns t9 Wait Time RD↓ After BUSY↑ (Note 12) l –5 ns t10 Data Access Time After RD↓ CL = 25pF 40 50 ns l 60 ns CL = 100pF 45 60 ns l 75 ns t11 Bus Relinquish Time 50 60 ns LTC1604C l 70 ns LTC1604I l 75 ns t12 RD Low Time (Note 12) l t10 ns t13 CONVST High Time (Note 12) l 40 ns t14 Aperture Delay of Sample-and-Hold 2 ns 1604fa 4
