SAA7712H Datasheet, PDF (8/44 Pages) NXP Semiconductors – Sound effects DSP

Philips Semiconductors
Sound effects DSP
Preliminary specification
SAA7712H
SYMBOL
DSP_IN2
DSP_OUT1
DSP_OUT2
V_DDD5V3
V_SSD5V3
A0
SCL
SDA
TEST1
TEST2
V_SSD3V1
V_SSD3V2
V_SSD3V3
V_DDD3V1
V_DDD3V2
V_SSD3V4
V_SSD3V5
V_SSD3V6
DSP_RESET
RTCB
SHTCB
TSCAN
V_{SS_OSC}
OSC_IN
OSC_OUT
V_{DD_OSC}
n.c.
n.c.
n.c.
n.c.
n.c.
n.c.
n.c.
n.c.
n.c.
n.c.
n.c.
VDACP1
VDACN1
PIN
DESCRIPTION
39 digital input 2 of the DSP-core (F1 of the status register)
40 digital output 1 of the DSP-core (F2 of the status register)
41 digital output 2 of the DSP-core (F3 of the status register)
42 digital supply voltage 3; peripheral cells only (3 or 5 V)
43 digital ground supply 3; peripheral cells only (3 or 5 V)
44 I²C-bus slave subaddress selection input
45 I²C-bus serial clock input
46 I²C-bus serial data input/output
47 test pin 1
48 test pin 2
49 digital ground supply 1 of 3 V core only
50 digital ground supply 2 of 3 V core only
51 digital ground supply 3 of 3 V core only
52 digital supply voltage 1 of 3 V core only
53 digital supply voltage 2 of 3 V core only
54 digital ground supply 4 of 3 V core only
55 digital ground supply 5 of 3 V core only
56 digital ground supply 6 of 3 V core only
57 reset (active LOW)
58 asynchronous reset test control block (active LOW)
59 shift clock test control block
60 scan control
61 ground supply crystal oscillator circuit
62 crystal oscillator input; crystal oscillator sense for gain control or forced input
in slave mode
63 crystal oscillator output; drive output to 11.2896 MHz crystal
64 3 V supply voltage crystal oscillator circuit
65 not connected
66 not connected
67 not connected
68 not connected
69 not connected
70 not connected
71 not connected
72 not connected
73 not connected
74 not connected
75 not connected
76 not used
77 not used
PIN TYPE
IBUFD
B4CR
B4CR
VDD5
VSS5
IBUFD
SCHMITCD
BD4SCI4
BD4CR
BT4CR
VSS3S
VSS3S
VSS3S
VDD3
VDD3
VSS3S
VSS3S
VSS3S
IBUFU
IBUFD
IBUFD
IBUFD
VSS3S
OSC
OSC
VDD3
1999 Aug 05
8