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SA9401 数据表(PDF) 3 Page - Sames

部件名 SA9401
功能描述  UNIVERSAL PABX TONE GENERATOR
PDF  16 Pages
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制造商  SAMES [Sames]
网页  http://www.sames.co.za
标志 SAMES - Sames

SA9401 数据表(HTML) 3 Page - Sames

  SA9401 Datasheet HTML 1Page - Sames SA9401 Datasheet HTML 2Page - Sames SA9401 Datasheet HTML 3Page - Sames SA9401 Datasheet HTML 4Page - Sames SA9401 Datasheet HTML 5Page - Sames SA9401 Datasheet HTML 6Page - Sames SA9401 Datasheet HTML 7Page - Sames SA9401 Datasheet HTML 8Page - Sames SA9401 Datasheet HTML 9Page - Sames Next Button
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SA9401
3
37, 36, 35, 33,
I
D0..D7
EPROM Data Lines
32, 31, 30, 29
9, 14, 19
I
PS0, PS1,
Program Select Inputs for Selecting
PS2
between 1 of 8 tone plans
7
O
CLKDIV2
CLKIN divided by 2 output (i.e. 4096 kHz or 1024
kHz depending on CLK_SEL input)
40
I
CLK_SEL
Selects between CKLIN of 8192 or 2048 kHz and
Synchronisation source.
0 = 8192kHz/Internal
1 = 2048kHz/External
28
I
TEST
Used for IC testing purpose.
Tied Low during
normal operation.
38
I
MRST
Asynchronous Reset Pin. Resets all Internal Flip
Flops (active low)
16
I
WD_RST
Watchdog reset input (Rising-edge triggered) Tied
high if unused
17
I
WD_EN
Watchdog enable input (active low) Tied high if
unused
18
O
WD_INT
Watchdog output (active low, tri-state)
PIN DESCRIPTION (Continued)
Pin No
I/0
Designation
Description
BLOCK DIAGRAM
CLOCK
GENERATOR
PCM_OU
A[13 : 0]
INTRCAD
8KFS
INTRFRQ
WD_INT
PCMFSC
2MCLK
CLKDIV2
SA9401
DR-01085
T EST
P S[2 : 0]
/ FS1
D [7 : 0]
WDENB
WD_RST
C LKIN
/ MRST
C LK_SEL
WATCHDOG
TIMER
CADENCE
TIMER
PCM
INTERFACE
EPROM
INTERFACE
INTRUDE
TONE
GENERATOR



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