XE8000EV120 Semtech, XE8000EV120 Datasheet - Page 22

• Manufacturer Part Number: XE8000EV120
• Description: BOARD EVAL FOR SX8722I070TRLF
• Manufacturer: Semtech
• Series: ZoomingADC™r

Specifications of XE8000EV120

• Number Of Adc's: 1
• Number Of Bits: 16
• Data Interface: I²C
• Inputs Per Adc: 7 Single or 4 Differential
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Utilized Ic / Part: SX8722
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: XM8000EV120; XM8000EV120

8.2. Write data masked
The diagram below show the write masked operation.
8.3. Read data
Read data diagram.
Read data diagram successive addresses (burst mode)
SDA
Note:
ACS - Revision 4.2
©2008 Semtech Corp.
ADVANCED COMMUNICATIONS & SENSING
M
S
T
A
R
T
S
B
If a read sequence is initiated without sending previously an address, the data shifted out will be the latest conversion result and
its corresponding configuration ID (24 bits). See next page for more information.
SDA
ADDRESS
DEVICE
SDA
M
S
T
A
R
T
S
B
M
S
A
R
S
B
T
T
ADDRESS
S
B
L
DEVICE
ADDRESS
W
DEVICE
R
T
E
I
A
C
K
S
B
L
Figure 11. I2C frame: read burst register, command 0x30
Figure 9. I2C frame: write mask register, command 0x20
COMMAND
S
B
L
W
R
E
T
I
W
Figure 10. I2C frame: read register, command : 0x30
R
E
T
I
October 2008
A
C
K
A
C
K
COMMAND
COMMAND
A
C
K
REGISTER
ADDRESS
A
C
K
C
A
K
REGISTER
Page 22
ADDRESS
REGISTER
ADDRESS
A
C
K
R
E
S
T
A
R
T
ADDRESS
High gain acquisition for sensor interface
DEVICE
A
C
K
C
A
K
R
E
S
A
R
T
T
REGISTER
ADDRESS
DEVICE
VALUE
R
E
A
D
A
C
K
REGISTER
VALUE (n)
R
E
A
D
C
A
K
A
C
K
REGISTER MASK
REGISTER
VALUE
A
C
K
DATASHEET
www.semtech.com
SX8722
VALUE (n+x)
REGISTER
C
A
K
N
O
C
A
K
O
S
T
P
S
O
P
T
N
O
A
C
K
S
O
P
T