MAX9257/MAX9258
46 ______________________________________________________________________________________
Fully Programmable Serializer/Deserializer
with UART/I
2
C Control Channel
ADDRESS
BITS DEFAULT
NAME DESCRIPTION
87:0
00010000 PATHRLO
Threshold for number of video parity errors (8 LSBs)
If the number of errors exceeds this value, ERR pin is asserted.
97:0
00000000 PATHRHI
Threshold for number of video parity errors (8 MSBs)
If the number of errors exceeds this value, ERR pin is asserted.
10 7:0 (RO)
PAERRLO
Number of video parity errors (8 LSBs)
11 7:0 (RO)
PAERRHI
Number of video parity errors (8 MSBs)
12 7:0 (RO)
PRBSERR
PRBS test number of bit errors
Automatically reset when PRBS test is disabled
0xFF indicates 255 or more errors
7:5 (RO) Reserved
4 (RO)
DESPERR
Parity error during communication with deserializer
3 (RO)
DESFERR
Frame error during communication with deserializer
2 (RO)
SERPERR
Parity error during communication with serializer
1 (RO)
SERFERR
Frame error during communication with serializer
13
0 (RO) I
2
CERR Error during communication with camera in I
2
C mode
14 7:0 (RO) Reserved
MAX9258 Register Table (continued)
ESD Protection
The MAX9257/MAX9258 ESD tolerance is rated for
Human Body Model, Machine Model, IEC 61000-4-2
and ISO 10605. The ISO 10605 and IEC 61000-4-2
standards specify ESD tolerance for electronic sys-
tems. LVDS outputs on the MAX9257 and LVDS inputs
on the MAX9258 meet ISO 10605 ESD protection and
IEC 61000-4-2 ESD protection. All other pins meet the
Human Body Model and Machine Model ESD toler-
ances. The Human Body Model discharge components
are C
S
= 100pF and R
D
= 1.5kΩ (Figure 33). The IEC
61000-4-2 discharge components are C
S
= 150pF and
R
D
= 330Ω (Figure 32). The ISO 10605 discharge com-
ponents are C
S
= 330pF and R
D
= 2kΩ (Figure 34). The
Machine Model discharge components are C
S
= 200pF
and R
D
= 0Ω (Figure 35).
MAX9257/MAX9258
______________________________________________________________________________________ 47
Fully Programmable Serializer/Deserializer
with UART/I
2
C Control Channel
Chip Information
PROCESS: CMOS
STORAGE
CAPACITOR
HIGH-
VOLTAGE
DC
SOURCE
DEVICE
UNDER
TEST
CHARGE-CURRENT-
LIMIT RESISTOR
DISCHARGE
RESISTANCE
1MΩ
R
D
1.5kΩ
C
S
100pF
Figure 33. Human Body ESD Test Circuit
STORAGE
CAPACITOR
HIGH-
VOLTAGE
DC
SOURCE
DEVICE
UNDER
TEST
CHARGE-CURRENT-
LIMIT RESISTOR
DISCHARGE
RESISTANCE
R
D
2kΩ
C
S
330pF
Figure 34. ISO 10605 Contact Discharge ESD Test Circuit
STORAGE
CAPACITOR
HIGH-
VOLTAGE
DC
SOURCE
DEVICE
UNDER
TEST
CHARGE-CURRENT-
LIMIT RESISTOR
DISCHARGE
RESISTANCE
R
D
0Ω
C
S
200pF
Figure 35. Machine Model ESD Test Circuit
C
S
150pF
STORAGE
CAPACITOR
HIGH-
VOLTAGE
DC
SOURCE
DEVICE
UNDER
TEST
CHARGE-CURRENT-
LIMIT RESISTOR
DISCHARGE
RESISTANCE
R
D
330Ω
Figure 32. IEC 61000-4-2 Contact Discharge ESD Test Circuit
MAX9257/MAX9258
48 ______________________________________________________________________________________
Fully Programmable Serializer/Deserializer
with UART/I
2
C Control Channel
MAX9257 SERIALIZER
FILTER PLL
BYPASS
BLANK
DETECT/TIMER
PARALLEL INPUTS
SPREAD PLL
PARALLEL TO
SERIAL
N x PCLK_IN
1x
VSYNC
POLARITY
ENCODE/
DC BALANCE
+
FIFO
LVDS Tx
CONTROL
Tx/Rx
1.2V
BIAS
SDO-
SDO+
UART
TO I
2
C
UART-TO-I
2
C BYPASS
OSC
CLK IN
±1.5% TO ±4%
CLK OUT
VSYNC_IN
HSYNC_IN
SDA(RX)
SCL(TX)
DIN WIDTH
100Ω
TRANSMISSION LINE
Z
D
= 100Ω
DIN[0:15]
PCLK_IN
MAX9258 DESERIALIZER
SPREAD PLL
±2% OR ±4%
BLANK
DETECT/TIMER
PLL
SERIAL TO
PARALLEL
1x
VSYNC
POLARITY
DECODE/
DC BALANCE
+
FIFO
LVDS Rx
CONTROL
TX/RX
1.2V
BIAS
SDI+
SDI-
UART
OSC
FREQ
DETECT
CLK OUT CLK IN
VSYNC_OUT
HSYNC_OUT
RX
TX
DOUT WIDTH
100Ω
DOUT[0:15]
PCLK_OUT
N x PCLK_IN
PARALLEL OUTPUTS
ADDRESS
Functional Diagram

MAX9257GTL/V+T

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
Serializers & Deserializers - Serdes Prog Serializer / Deserializer
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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