CS4954-CQZ Cirrus Logic Inc, CS4954-CQZ Datasheet - Page 9

• Manufacturer Part Number: CS4954-CQZ
• Description: IC VIDEO ENCODER NTSC/PAL 48TQFP
• Manufacturer: Cirrus Logic Inc
• Type: Video Encoderr

Specifications of CS4954-CQZ

• Package / Case: 48-TQFP, 48-VQFP
• Voltage - Supply, Analog: 3.15 V ~ 5.25 V
• Voltage - Supply, Digital: 3.15 V ~ 5.25 V
• Mounting Type: Surface Mount
• Operating Supply Voltage: 3.3 V / 5 V
• Supply Current: 70 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Channels: 2
• Resolution: 10 bit
• Snr: 70 dB
• Input Format: Digital
• Output Format: Analog
• Supply Voltage Range: 3.15V To 3.45V
• Operating Temperature Range: -40°C To +85°C
• Tv / Video Case Style: TQFP
• No. Of Pins: 48
• Tv / Video Type: Encoder
• Rohs Compliant: Yes
• Filter Terminals: SMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: CDB4955A - EVALUATION BOARD FOR CS4955A
• Applications: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1682

TIMING CHARACTERISTICS
DS278F6
I²C Host Port Timing (Figure 2)
SCL Frequency
Clock Pulse High Time
Clock Pulse Low Time
Hold Time (Start Cond.)
Setup Time (Start Cond.)
Data Setup Time
Rise Time
Fall Time
Setup Time (Stop Cond.)
Bus Free Time
Data Hold Time
SCL Low to Data Out Valid
SDA
SCL
T
bu
Parameter
T
sh
T
spi
T
sr
Figure 2. I²C Host Port Timing
T
sph
T
T
si
dh
T
vdo
T
ds
Symbol
Tvdo
Tsph
Tsds
Tssu
Tbuf
Fclk
Tspl
Tdh
Tsh
Tss
Tsr
Tsf
T
ssu
Min
100
100
100
100
0.1
0.7
50
T
0
sh
CS4954 CS4955
Typ
1000
Max
600
0.3
1
T
ss
Units
kHz
μs
μs
μs
μs
ns
ns
ns
ns
ns
ns
ns
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