Datasheet LTC1285, LTC1288 (Analog Devices) - 2

LTC1285/LTC1288
W W W ABSOLUTE MAXIMUM RATINGS (Notes 1 and 2)
Supply Voltage (VCC) to GND... 12V Power Dissipation .. 500mW Voltage Operating Temperature Range .. 0°C to 70°C Analog and Reference .. –0.3V to VCC + 0.3V Storage Temperature Range ... – 65°C to 150°C Digital Inputs ... –0.3V to 12V Lead Temperature (Soldering, 10 sec.) .. 300°C Digital Output ... –0.3V to VCC + 0.3V
U W U PACKAGE/ORDER INFORMATION
TOP VIEW ORDER PART TOP VIEW ORDER PART NUMBER NUMBER V 1 8 REF VCC V 1 8 V REF CC +IN 2 7 CLK +IN 2 7 CLK LTC1285CN8 LTC1285CS8 –IN 3 6 DOUT –IN 3 6 DOUT GND 4 5 CS/SHDN GND 4 5 CS/SHDN PART MARKING N8 PACKAGE S8 PACKAGE 8-LEAD PDIP 8-LEAD PLASTIC SO 1285C TJMAX = 150°C, θJA = 130°C/W TJMAX = 150°C, θJA = 175°C/W TOP VIEW ORDER PART TOP VIEW ORDER PART CS/SHDN 1 8 V NUMBER CS/SHDN 1 8 V NUMBER CC (VREF) CC (VREF) CH0 2 7 CLK CH0 2 7 CLK LTC1288CN8 LTC1288CS8 CH1 3 6 DOUT CH1 3 6 DOUT GND 4 5 DIN GND 4 5 DIN PART MARKING N8 PACKAGE S8 PACKAGE 8-LEAD PDIP 8-LEAD PLASTIC SO T TJMAX = 150°C, θJA = 175°C/W 1288C JMAX = 150°C, θJA = 130°C/W Consult factory for Industrial and Military grade parts.
WW U U U U RECOM ENDED OPERATING CONDITIONS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Supply Voltage (Note 3) LTC1285 2.7 6 V LTC1288 2.7 6 V fCLK Clock Frequency VCC = 2.7V (Note 4) 120 kHz tCYC Total Cycle Time LTC1285, fCLK = 120kHz 125.0 µs LTC1288, fCLK = 120kHz 141.5 µs thDI Hold Time, DIN After CLK↑ VCC = 2.7V 450 ns tsuCS Setup Time CS↓ Before First CLK↑ (See Operating Sequence) LTC1285, VCC = 2.7V 2 µs LTC1288, VCC = 2.7V 2 µs tsuDI Setup Time, DIN Stable Before CLK↑ VCC = 2.7V 600 ns tWHCLK CLK High Time VCC = 2.7V 3.5 µs tWLCLK CLK Low Time VCC = 2.7V 3.5 µs tWHCS CS High Time Between Data Transfer Cycles VCC = 2.7V 2 µs tWLCS CS Low Time During Data Transfer LTC1285, fCLK = 120kHz 123.0 µs LTC1288, fCLK = 120kHz 139.5 µs 2