CS4954-CQZ Cirrus Logic Inc, CS4954-CQZ Datasheet - Page 4

• 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

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8.
9.
10. PIN DESCRIPTION ............................................................................................................................... 56
11. PACKAGE DRAWING ........................................................................................................................... 58
12. REVISION HISTORY ............................................................................................................................. 59
PROGRAMMING ................................................................................................................................... 34
8.1
8.2
BOARD DESIGN AND LAYOUT CONSIDERATIONS ......................................................................... 53
9.1
9.2
9.3
9.4
9.5
9.6
9.7
7.4.5 Green DAC ....................................................................................................................... 33
7.4.6 Blue DAC .......................................................................................................................... 33
7.4.7 DAC Useage Rules ........................................................................................................... 34
Host Control Interface .................................................................................................................. 34
8.1.1 I²C® Interface ................................................................................................................... 34
8.1.2 8-bit Parallel Interface ....................................................................................................... 35
Register Description .................................................................................................................... 36
8.2.1 Control Registers .............................................................................................................. 36
Power and Ground Planes .......................................................................................................... 53
Power Supply Decoupling ........................................................................................................... 53
Digital Interconnect ...................................................................................................................... 53
Analog Interconnect ..................................................................................................................... 53
Analog Output Protection ............................................................................................................ 54
ESD Protection ............................................................................................................................ 54
External DAC Output Filter .......................................................................................................... 54
CS4954 CS4955
DS278F6