MC145484EJ Freescale Semiconductor, MC145484EJ Datasheet - Page 24

• Manufacturer Part Number: MC145484EJ
• Description: IC CODEC-FILTER PCM 5V 20-TSSOP
• Manufacturer: Freescale Semiconductor
• Type: PCM Codec/Filterr

Specifications of MC145484EJ

• Data Interface: PCM Audio Interface
• Resolution (bits): 13 b
• Number Of Adcs / Dacs: 1 / 1
• Sigma Delta: No
• Voltage - Supply, Digital: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP (0.173", 4.40mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

MC145484
24
NOTES:
Number
Chord
1. Characteristics are symmetrical about analog zero with sign bit = 0 for negative analog values.
2. Digital code includes inversion of all even numbered bits.
7
6
5
4
3
2
1
of Steps
Number
16
16
16
16
16
16
32
Step
Size
128
64
32
16
8
4
2
Normalized
Freescale Semiconductor, Inc.
Decision
Encode
Levels
4096
3968
2176
2048
1088
1024
For More Information On This Product,
544
512
272
256
136
128
Table 4. A–Law Encode–Decode Characteristics
68
64
2
0
Go to: www.freescale.com
Sign
1
1
1
1
1
1
1
1
1
Chord
2
0
0
0
0
0
1
1
1
Chord
3
1
1
1
0
0
1
1
0
Chord
Digital Code
4
0
0
1
0
1
0
1
1
Step
5
1
0
0
0
0
0
0
0
Step
6
0
1
1
1
1
1
1
1
Step
7
1
0
0
0
0
0
0
0
Step
8
0
1
1
1
1
1
1
1
Normalized
MOTOROLA
Decode
Levels
4032
2112
1056
528
264
132
66
1