參數(shù)資料
型號(hào): PCD6003
廠商: NXP Semiconductors N.V.
英文描述: Digital telephone answering machine chip
中文描述: 數(shù)字電話應(yīng)答機(jī)芯片
文件頁數(shù): 33/96頁
文件大?。?/td> 385K
代理商: PCD6003
2001 Apr 17
33
Philips Semiconductors
Product specification
Digital telephone answering machine chip
PCD6003
Table 25
MCB timing
Notes
1.
2.
N depends on the chosen FSK clock rate and can be 4, 8, 16 and 32.
The rise time of FSK and FSO depends on the externally connected pull-up resistor and the capacitive load.
SYMBOL
PARAMETER
VALUE
T
FSK
t
su(FSO)
t
h(FSO)
t
r(FSK)
t
r(FSO)
t
su(FSI)
t
h(FSI)
t
V(FSI)
FSK period
FSO setup time with respect to the rising edge of FSK
FSO hold time with respect to the rising edge of FSK
FSK rise time
FSO rise time
FSI setup time with respect to the internal shift clock
FSI hold time with respect to the internal shift clock
FSI valid time with respect to the falling edge of FSK
N
×
t
micro_clock
; note 1
(N/2 + 1)
×
t
micro_clock
t
r(FSO)
(N/2
1)
×
t
micro_clock
t
r(FSK)
note 2
note 2
(N/2 + 1)
×
t
micro_clock
t
V(FSI)
>t
micro_clock
depending on the used flash memory
handbook, full pagewidth
FSI
FSK
FSO
O2
O1
O0
O5
O4
DATA OUT
DATA IN
O3
O6
O7
FSI
FSK
I7
I6
th(FSO)
tr(FSO)
MGM776
MCB
ON
MCSD
WRITE
MCSD
READ
slave shift in
slave shift out
slave shift out
MCB
SHIFT OFF
MCSD
READ
MCB
OFF
tr(FSK)
tV(FSI)
th(FSI)
TFSK
tsu(FSO)
tsu(FSI)
Fig.12 MCB timing for a Microwire compatible device.
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