GS2970A Datasheet, PDF (24/150 Pages) Gennum Corporation – Integrated audio clock generator

Table 2-4:AC Electrical Characteristics (Continued)
Guaranteed over recommended operating conditions unless otherwise noted.
Parameter
Symbol
Conditions
Min Typ Max Units Notes
Serial Digital Output
Serial Output Data Rate
Serial Output Swing
Serial Output Rise Time
20% ~ 80%
Serial Output Fall Time
20% ~ 80%
Serial Output Intrinsic Jitter
Serial Output Duty Cycle
Distortion
Synchronous lock time
Asynchronous lock time
Lock time from power-up
DR_SDO
−
0.27
–
2.97
Gb/s
−
ΔV_SDO
Differential with 100Ω
load
350
–
600
mVp-p
–
tr_SDO
–
–
–
180
ps
–
tf_SDO
–
–
–
180
ps
–
t_OJ
SMPTE colour bar 3G
–
–
100
ps
–
signal
SMPTE colour bar HD
–
–
100
ps
–
signal
SMPTE colour bar SD
–
–
400
ps
–
signal
DCD_SDD
3G
HD
–
10
–
ps
–
–
10
–
ps
–
SD
–
20
–
ps
–
–
–
−
–
25
μs
−
–
Manual mode, noise
100
–
350
μs
–
immunity disabled
Auto mode, noise
100
–
600
μs
5
immunity disabled
Noise immunity enabled 100
–
1200
μs
5
–
After 20 minutes at
-20°C
–
325
ms
–
GSPI
GSPI Input Clock Frequency
GSPI Input Clock Duty Cycle
GSPI Input Data Setup Time
GSPI Input Data Hold Time
GSPI Output Data Hold Time
CS low before SCLK rising edge
Time between end of command
word (or data in Auto-Increment
mode) and the first SCLK of the
following data word - write cycle
f_SCLK
DC_SCLK
–
–
–
–
–
50% levels
3.3V or 1.8V
operation
–
–
60
MHz
5
40
50
60
%
5
1.5
–
–
ns
5
1.5
–
–
ns
5
1.5
–
–
ns
5
1.5
–
–
ns
5
37.1
–
–
ns
5
GS2970A 3Gb/s, HD, SD SDI Receiver
Data Sheet
54244 - 2
September 2012
24 of 150