參數(shù)資料
型號(hào): DSPB56367AG150
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 70/100頁(yè)
文件大?。?/td> 0K
描述: IC DSP 24BIT 150MHZ 144-LQFP
標(biāo)準(zhǔn)包裝: 60
系列: DSP56K/Symphony
類型: 音頻處理器
接口: 主機(jī)接口,I²C,SAI,SPI
時(shí)鐘速率: 150MHz
非易失內(nèi)存: ROM(240 kB)
芯片上RAM: 69kB
電壓 - 輸入/輸出: 3.30V
電壓 - 核心: 1.80V
工作溫度: -40°C ~ 95°C
安裝類型: 表面貼裝
封裝/外殼: 144-LQFP
供應(yīng)商設(shè)備封裝: 144-LQFP(20x20)
包裝: 托盤
Enhanced Serial Audio Interface Timing
DSP56367 Technical Data, Rev. 2.1
Freescale Semiconductor
3-47
454
TXC rising edge to data out valid
23 + 0.5
× TC
21.0
26.5
21.0
x ck
i ck
ns
455
TXC rising edge to data out high impedance9
——
31.0
16.0
x ck
i ck
ns
456
TXC rising edge to transmitter #0 drive enable
deassertion9
——
34.0
20.0
x ck
i ck
ns
457
FST input (bl, wr) setup time before TXC falling
edge8
——
2.0
21.0
x ck
i ck
ns
458
FST input (wl) to data out enable from high
impedance
——
27.0
ns
459
FST input (wl) to transmitter #0 drive enable
assertion
——
31.0
ns
460
FST input (wl) setup time before TXC falling edge
2.0
21.0
x ck
i ck
ns
461
FST input hold time after TXC falling edge
4.0
0.0
x ck
i ck
ns
462
Flag output valid after TXC rising edge
32.0
18.0
x ck
i ck
ns
463
HCKR/HCKT clock cycle
40.0
ns
464
HCKT input rising edge to TXC output
27.5
ns
465
HCKR input rising edge to RXC output
27.5
ns
1 The timing values calculated are based on simulation data at 150MHz. Tester restrictions limit ESAI testing to lower clock
frequencies.
2 ESAI_1 specs match those of ESAI_0.
3 V
CC = 1.8 V ± 5%; TJ = –40°C to +95°C, CL = 50 pF
4 i ck = internal clock
x ck = external clock
i ck a = internal clock, asynchronous mode (asynchronous implies that TXC and RXC are two different clocks)
i ck s = internal clock, synchronous mode (synchronous implies that TXC and RXC are the same clock)
5 bl = bit length
wl = word length
wr = word length relative
6 TXC(SCKT pin) = transmit clock
RXC(SCKR pin) = receive clock
FST(FST pin) = transmit frame sync
FSR(FSR pin) = receive frame sync
HCKT(HCKT pin) = transmit high frequency clock
HCKR(HCKR pin) = receive high frequency clock
7 For the internal clock, the external clock cycle is defined by Icyc and the ESAI control register.
Table 3-19 Enhanced Serial Audio Interface Timing1, 2 (continued)
No.
Characteristics3, 4, 5
Symbol
Expression
Min
Max
Condition6
Unit
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