Datasheet

ADS8634
ADS8638
www.ti.com SBAS541A –MAY 2011– REVISED AUGUST 2011
DOUT DATA FORMAT
The device outputs 16-bit data in every cycle. Table 8 shows the DOUT data format.
Table 8. DOUT Data Format
CHANNEL ADDRESS CONVERSION RESULT
PIN Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
ADDR ADDR ADDR ADDR D11 D0
DOUT D10 D9 D8 D7 D6 D5 D4 D3 D2 D1
3 2 1 0 (MSB) (LSB)
Bit Description for the ADS8638 DOUT Data
Bits[15:12] Channel/temperature sensor address
These bits represent the adress of channel or temperature sensor.
0000 = Channel 0
0001 = Channel 1
0010 = Channel 2
0011 = Channel 3
0100 = Channel 4
0101 = Channel 5
0110 = Channel 6
0111 = Channel 7
1111 = Temperature sensor
Bits[11:0] Conversion result for the channel/temperature sensor represented by bits[15:12], in MSB-first format
Bit Description for the ADS8634 DOUT Data
Bits[15:12] Channel/temperature sensor address
These bits represent the adress of channel or temperature sensor.
000X = Channel 0
001X = Channel 1
010X = Channel 2
011X = Channel 3
1111 = Temperature sensor
Bits[11:0] Conversion result for the channel/temperature sensor represented by bits[15:12], in MSB-first format
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