MAX9273GTL+ Maxim Integrated, MAX9273GTL+ Datasheet - Page 10

• Manufacturer Part Number: MAX9273GTL+
• Description: Serializers & Deserializers - Serdes 1.5Gbps 22-bit Coax/STP serializer
• Manufacturer: Maxim Integrated
• Type: Serializerr

Specifications of MAX9273GTL+

• Rohs: yes
• Data Rate: 1.5 Gbit/s
• Input Type: CMOS/LVCMOS
• Output Type: CML
• Number Of Inputs: 22
• Number Of Outputs: 1
• Operating Supply Voltage: 1.7 V to 3.6 V
• Operating Temperature Range: - 40 C to + 105 C
• Package / Case: TQFN-40 EP
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT

(V
Maxim Integrated
AVDD
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
70
65
60
55
50
45
40
35
60
40
20
0
0
47
5
OUTPUT POWER SPECTRUM vs. PCLKIN
0
= V
vs. STP CABLE LENGTH (BER ≤ 10
NO PE, 10.7dB EQ
PRBS ON,
COAX MODE
BER CAN BE AS LOW AS 10
FOR CABLE LENGTHS LESS THAN 10m
6dB PE, EQ OFF
0% SPREAD
10
FREQUENCY (VARIOUS SPREAD)
MAXIMUM PCLKIN FREQUENCY
DVDD
NO PE, EQ OFF
PREEMPHASIS = 0x00
SUPPLY CURRENT vs.PCLKIN
48
15
FREQUENCY (BWS = 0)
PCLKIN FREQUENCY (MHz)
PCLKIN FREQUENCY (MHz)
OPTIMUM PE/EQ
5
STP CABLE LENGTH (m)
= V
20
49
2% SPREAD
SETTINGS
IOVDD
PREEMPHASIS =
0x0B TO 0x0F
25
1%
SPREAD
4% SPREAD
50
10
30
= 1.8V, DBL = low, T
-12
PREEMPHASIS =
0x01 TO 0x04
35
f
51
PCLKIN
0.5% SPREAD
15
40
= 50MHz
52
45
-10
22-Bit GMSL Serializer with Coax or
)
50
53
20
A
70
65
60
55
50
45
40
35
60
40
20
0
= +25NC, unless otherwise noted.)
50mV/div
WITH 6dB PREEMPHASIS (PARALLEL BIT
5
0
vs. COAX CABLE LENGTH (BER ≤ 10
PRBS ON,
COAX MODE
BER CAN BE AS LOW AS 10
FOR CABLE LENGTHS LESS THAN 10m
SERIAL LINK SWITCHING PATTERN
RATE = 50MHz, 10m STP CABLE)
MAXIMUM PCLKIN FREQUENCY
SUPPLY CURRENT vs. PCLKIN
10
PREEMPHASIS = 0x00
5
FREQUENCY (BWS = 1)
PCLKIN FREQUENCY (MHz)
6dB PE, EQ OFF
COAX CABLE LENGTH (m)
NO PE, EQ OFF
15
NO PE, 10.7dB EQ
PREEMPHASIS =
0x0B TO 0x0F
10
200ps/div
20
25
Typical Operating Characteristics
15
-12
PREEMPHASIS =
0x01 TO 0x04
30
20
MAX9273 toc05
35
1.5Gbps
-10
40
25
)
STP Cable Drive
-10
-20
-30
-40
-50
-60
-70
-80
-90
vs. ADDITIONAL DIFFERENTIAL C
60
50
40
30
20
10
0
0
ADDITIONAL DIFFERENTIAL LOAD CAPACITANCE (pF)
18.5
50mV/div
WITH 6dB PREEMPHASIS (PARALLEL BIT
0
OUTPUT POWER SPECTRUM vs. PCLKIN
0%
SPREAD
10m STP CABLE
BER CAN BE AS LOW AS 10
FOR OPTIMUM PE/EQ SETTINGS
SERIAL LINK SWITCHING PATTERN
RATE = 50MHz, 20m COAX CABLE)
FREQUENCY (VARIOUS SPREAD)
MAXIMUM PCLKIN FREQUENCY
19.0
6dB PE, EQ OFF
2
PCLKIN FREQUENCY (MHz)
NO PE, 10.7dB EQ
19.5
2% SPREAD
MAX9273
4
200ps/div
OPTIMUM PE/EQ
1%
SPREAD
20.0
NO PE, EQ OFF
4% SPREAD
SETTINGS
6
-12
20.5
f
PCLKIN
FOR C L < 4pF
L
(BER < 10
8
21.0
MAX9273 toc06
= 20MHz
0.5%
SPREAD
1.5Gbps
21.5
10
-10
10
)