ltc2633-lz8 Linear Technology Corporation, ltc2633-lz8 Datasheet - Page 15

• Manufacturer Part Number: ltc2633-lz8
• Description: Dual 12-/10-/8-bit I2c Vout Dacs With 10ppm/?c Reference
• Manufacturer: Linear Technology Corporation

Block Diagram
test circuit
timing Diagram
SDA
SCL
START
A6
1
A5
2
SLAVE ADDRESS
A4
3
A3
4
A2
5
A1
V
6
Test circuits for I
IH(CA0)
Test Circuit 1
SDA
SCL
A0
7
/V
t
IL(CA0)
100
f
ALL VOLTAGE LEVELS REFER TO V
W
8
S
ACK
9
GND
V
V
CA0
CC
OUTA
CA0
t
C3
t
HD(STA)
1
LOW
C2
2
2
2633 TC01
C digital I/O (see Electrical Characteristics)
DAC A
Figure 2. Typical LTC2633 Write Transaction
C1
t
3
r
POWER-ON
1ST DATA BYTE
t
ADDRESS
HD(DAT)
DECODE
RESET
C0
I
4
2
C
t
IH(MIN)
A3
SU(DAT)
5
t
HIGH
A2
6
AND V
Figure 1. I
A1
7
IL(MAX)
t
f
I
2
A0
8
C INTERFACE
LEVELS
ACK
9
2
t
C Timing
REFERENCE
SU(STA)
INTERNAL
DECODE LOGIC
1
CONTROL
S
t
HD(STA)
2
3
2ND DATA BYTE
4
5
SWITCH
t
DAC B
SP
R
6
INH
V
REF
t
SU(STO)
/R
t
7
r
INL/
Test Circuit 2
P
R
8
INF
V
OUTB
SDA
SCL
t
REF
BUF
ACK
2633 BD
9
CA0
S
V
1
DD
2633 F01
GND
2
2633 TC02
3
3RD DATA BYTE
4
X
5
LTC2633
X
6
X
7
X
8
15
ACK
9
2633fb
2633 F02