DS92LV2421 Datasheet, PDF (35/50 Pages) National Semiconductor (TI) – 10 to 75 MHz, 24-bit Channel Link II Serializer and Deserializer

www.ti.com
DS92LV2421, DS92LV2422
Resistor
RID kΩ
0.47
2.7
8.2
Open
SNLS321B – MAY 2010 – REVISED APRIL 2013
Table 12. ID[x] Resistor Value – DS92LV2422 Des
Address
7'b
7b' 111 0001 (h'71)
7b' 111 0010 (h'72)
7b' 111 0011 (h'73)
7b' 111 0110 (h'76)
Address
8'b
0 appended
(WRITE)
8b' 1110 0010 (h'E2)
8b' 1110 0100 (h'E4)
8b' 1110 0110 (h'E6)
8b' 1110 1100 (h'EC)
Slave Address
Register Address
S
A
2
A
1
A
0
a
0
c
k
a
c
k
S
Slave Address
a
A
2
A
1
A
0
1
c
k
Data
a
c
k
P
Figure 32. Serial Control Bus — READ
Slave Address
Register Address
S
A
2
A
1
A
0
a
0
c
k
a
c
k
Data
a
c
k
P
Figure 33. Serial Control Bus — WRITE
ADD ADD Register
(dec) (hex) Name
0
0 Ser Config 1
1
1 Device ID
Table 13. SERIALIZER — Serial Bus Control Registers
Bit(s) R/W
7 R/W
6 R/W
5 R/W
Default
(bin)
0
0
0
Function
Reserved
Reserved
RFB
4 R/W
0
VODSEL
3:2 R/W
00 CONFIG
1 R/W
0
SLEEP
0 R/W
0
REG
7 R/W
0
REG ID
6:0 R/W 1101000 ID[X]
Description
Reserved
Reserved
0: Data latched on Falling edge of CLKIN
1: Data latched on Rising edge of CLKIN
0: Low
1: High
00: Control Signal Filter Disabled
01: Control Signal Filter Enabled
10: Reserved
11: Reserved
Note – not the same function as PowerDown (PDB)
0: normal mode
1: Sleep Mode – Register settings retained.
0: Configurations set from control pins
1: Configuration set from registers (except I2C_ID)
0: Address from ID[X] Pin
1: Address from Register
Serial Bus Device ID, Four IDs are:
7b '1101 001 (h'69)
7b '1101 010 (h'6A)
7b '1101 011 (h'6B)
7b '1101 110 (h'6E)
All other addresses are Reserved.
Copyright © 2010–2013, Texas Instruments Incorporated
Submit Documentation Feedback
35
Product Folder Links: DS92LV2421 DS92LV2422