参数资料
型号: PCM9211PT
厂商: TEXAS INSTRUMENTS INC
元件分类: 网络接口
英文描述: DATACOM, TOKEN RING TRANSCEIVER, PQFP48
封装: GREEN, PLASTIC, LQFP-48
文件页数: 88/121页
文件大小: 1219K
代理商: PCM9211PT
www.ti.com
SBAS495 – JUNE 2010
Register 27h, DIR Acceptable fS Range Setting and Mask
(Address: 27h, Write and Read)
DATA
B7
B6
B5
B4
B3
B2
B1
B0
Reg Name
MSK128
MSK64
RSV
NOMLMT
HILMT1
HILMT0
LOLMT1
LOLMT0
Default Value
0
Memo
MSK128: Mask for fS = 128 kHz
0: No mask (default)
1: Mask
PCM9211 does not receive 128-kHz sampling frequency.
This register setting is effective with NOMLMT = '1'.
MSK64: Mask for fS = 64 kHz
0: No mask (default)
1: Mask
PCM9211 does not receive 64-kHz sampling frequency.
This register setting is effective with NOMLMT = '1'.
NOMLMT: Receive Nominal Audio fS within ±2%
0: No limit (default)
1: Limit
PCM9211 receives the nominal audio sampling frequencies within ±2%.
The nominal audio sampling frequencies are: 8 kHz, 11.025 kHz, 12 kHz, 16 kHz, 22.05 kHz, 24 kHz,
32 kHz, 44.1 kHz, 48 kHz, 64 kHz, 88.2 kHz, 96 kHz, 128 kHz, 176.4 kHz, 192 kHz
HILMT[1:0]: Acceptable fS Higher Limit Setting
00: No limit (default)
01: fS = 54 kHz
10: fS = 108 kHz
11: fS = 216 kHz
LOLMT[1:0]: Acceptable fS Lower Limit Setting
00: No limit (default)
01: fS = 7 kHz
10: fS = 14 kHz
11: fS = 28 kHz
This condition of receivable sampling frequency is used as the ERROR and AUTO source selection when
EFSLMT or AFSLMT is set to '1'.
Copyright 2010, Texas Instruments Incorporated
69
Product Folder Link(s): PCM9211
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