SML2108
PRELIMINARY
7
6
5
Alert
Alert
Reset
ADC
Input
0
x
1
x
0
1
0
1
x
x
x
4
3
Unused
x
x
2
10-Bit
DAC
x
0
1
x
1
8-Bit
DAC
0
IBIASP
x
x
0
1
0
x
1
Register 1
Function
Alert not allowed during manual conversion
Alert allowed during manual conversion
Alert reset by Read or Write
Alert reset by Low on AUTOMON pin
IBIASN or IBIASP current input to ADC
EXT TEMP pin input to ADC
Input to DAC is zero on power up
Input to DAC is from nonvolatile register on
power up
Input to DAC is zero on power up
Input to DAC is from nonvolatile register on
power up
Max current is 10mA: IBIASP , IMODP
Max current is 100mA: IBIASP , IMODP
2053 Reg1 1.0
7
6
5
4
3
2
Register Access
Memory
Access
Device
Address
Pin Alert
Address Action
0
0
0
1
x
1
0
x
1
1
x
0
1
x
0
1
x
x
0
x
1
x
0
x
1
10
Unused
xx
Register 2
Function
All Registers locked; no Read or Write
Read all Registers; no Write
Write all Registers; no Read
Read and Write all Registers
EEPROM available
EEPROM locked
Device Type Adress is 1010BIN
Device Type Adress is 1110BIN
Responds to address pin biased
address only
Responds to any bus address
Bias current unaffected by alert
condition
Alert condition shuts down bias current
2053 Reg2 1.0
2053 2.2 11/07/00
SUMMIT MICROELECTRONICS, Inc.
12