參數(shù)資料
型號: PCM3168ATPAPRQ1G4
廠商: Texas Instruments
文件頁數(shù): 29/68頁
文件大小: 0K
描述: IC 24-BIT AUDIO CODEC 64-HTQFP
標準包裝: 1,000
類型: 音頻編解碼器
數(shù)據(jù)接口: 串行
分辨率(位): 24 b
ADC / DAC 數(shù)量: 6 / 8
三角積分調(diào)變:
S/N 比,標準 ADC / DAC (db): 107 / 112(差分),104 / 112(單端)
動態(tài)范圍,標準 ADC / DAC (db): 107 / 112(差分),104 / 112(單端)
電壓 - 電源,模擬: 4.5 V ~ 5.5 V
電壓 - 電源,數(shù)字: 3 V ~ 3.6 V
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 64-TQFP 裸露焊盤
供應商設備封裝: 64-HTQFP(10x10)
包裝: 帶卷 (TR)
TIMING REQUIREMENTS: SCL AND SDA
t
BUF
t
D-SU
t
D-HD
t
SDA-R
t
SDA-F
t
P-SU
t
SCL-F
t
S-HD
t
LOW
t
SCL-R
t
HI
t
S-SU
t
S-HD
START
Repeated
START
STOP
SDA
SCL
www.ti.com ......................................................................................................................................................................................... SBAS452 – SEPTEMBER 2008
Figure 55. SCL and SDA Control Interface Timing
Timing Requirements for Figure 55
PCM3168A, PCM3168A-Q1
STANDARD MODE
FAST MODE
SYMBOL
PARAMETER
MIN
MAX
MIN
MAX
UNIT
fSCL
SCL clock frequency
100
400
kHz
tBUF
Bus free time between STOP and START condition
4.7
1.3
s
tLOW
Low period of the SCL clock
4.7
1.3
s
tHI
High period of the SCL clock
4.0
0.6
s
tS-SU
Setup time for START/Repeated START condition
4.7
0.6
s
tS-HD
Hold time for START/Repeated START condition
4.0
0.6
s
tD-SU
Data setup time
250
100
ns
tD-HD
Data hold time
0
3450
0
900
ns
tSCL-R
Rise time of SCL signal
1000
20 + 0.1 CB
300
ns
tSCL-F
Fall time of SCL signal
1000
20 + 0.1 CB
300
ns
tSDA-R
Rise time of SDA signal
1000
20 + 0.1 CB
300
ns
tSDA-F
Fall time of SDA signal
1000
20 + 0.1 CB
300
ns
tP-SU
Setup time for STOP condition
4.0
0.6
s
tGW
Allowable glitch width
N/A
50
CB
Capacitive load for SDA and SCL line
400
100
pF
Noise margin at high level for each connected device
VNH
0.2 × VDD
V
(including hysteresis)
Noise margin at low level for each connected device
VNL
0.1 × VDD
V
(including hysteresis)
VHYS
Hysteresis of Schmitt-trigger input
N/A
0.05 × VDD
V
Copyright 2008, Texas Instruments Incorporated
35
Product Folder Link(s): PCM3168A PCM3168A-Q1
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