參數(shù)資料
型號: MAX3873A
廠商: Maxim Integrated Products, Inc.
英文描述: 16-Channel LVDM Transceiver 64-TSSOP -40 to 85
中文描述: 低功耗、結構緊湊的2.5Gbps/2.7Gbps時鐘恢復與數(shù)據(jù)再定時IC
文件頁數(shù): 4/12頁
文件大小: 793K
代理商: MAX3873A
M
Low-Power, Compact 2.5Gbps or 2.7Gbps
Clock-Recovery and Data-Retiming IC
4
_______________________________________________________________________________________
Figure 1. Definition of Input Voltage Swing
Figure 2. Definition of Clock-to-Q Delay
(a) AC-COUPLED SINGLE-ENDED INPUT (CML OR PECL)
(b) DC-COUPLED SINGLE-ENDED CML INPUT
25mV
25mV
800mV
800mV
V
CC
+ 0.4V
V
CC
V
CC
- 0.4V
V
CC
V
CC
- 0.4V
V
CC
- 0.8V
SCLKO+
SDO
t
CLK
t
CLK-Q
Figure 4. Definition of
LOL
Assert Time and Frequency Acquisition Time
INPUT DATA
FREQUENCY ACQUISITION TIME
LOL OUTPUT
LOL ASSERT TIME
Figure 3. Definition of Phase Acquisition Time
SERIAL DATA
1200 BITS OF 1–0 PATTERN
<2
μ
s
FASTRACK
DATA
VCO CLOCK PHASE ALIGNED TO INPUT DATA
AC ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= 3.0V to 3.6V, C
F
= 0.022μF, T
A
= -40°C to +85°C. Typical values are at V
CC
= 3.3V, 2.488Gbps, T
A
= +25°C, unless otherwise
noted.) (Note 4)
Note 1:
At T
A
= -40°C, DC characteristics are guaranteed by design and characterization.
Note 2:
CML outputs open.
Note 3:
R
L
= 50
to V
CC
.
Note 4:
AC characteristics are guaranteed by design and characterization.
Note 5:
Relative to the falling edge of SCLKO+. See Figure 2.
Note 6:
Measured with 2
23
- 1 PRBS.
Note 7:
Jitter BW = 12kHz to 20MHz.
Note 8:
RATESET = low.
Note 9:
RATESET = high.
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