Datasheet

2003 Apr 10 9
NXP Semiconductors Preliminary specification
Stereo audio codec with SPDIF interface UDA1355H
Note
1. See Table 1.
Table 1 Pad description
VINL 34 apio ADC left channel input
V
SSA2
35 vssco ADC ground
VINR 36 apio ADC right channel input
V
DDA2
37 vddco ADC supply voltage
V
REF
38 apio reference voltage for ADC and DAC
V
DDA1
39 vddco DAC supply voltage
VOUTL 40 apio DAC left channel output
V
SSA1
41 vssco DAC ground
VOUTR 42 apio DAC right channel output
RTCB 43 ipthdt5v test control input
MUTE 44 iipthdt5v DAC mute input
PAD DESCRIPTION
iptht5v input pad; push-pull; TTL with hysteresis; 5 V tolerant
ipthdt5v input pad; push-pull; TTL with hysteresis; pull-down; 5 V tolerant
op4mc output pad; push-pull; 4 mA output drive; CMOS
ops5c output pad; push-pull; 5 ns slew rate control; CMOS
bpt4mtht5v bidirectional pad; push-pull input; 3-state output; 4 mA output drive; TTL with hysteresis;
5Vtolerant
bpts5tht5v bidirectional pad; push-pull input; 3-state output; 5 ns slew rate control; TTL with hysteresis;
5Vtolerant
iic400kt5v I
2
C-bus pad; 400 kHz I
2
C-bus specification with open drain; 5 V tolerant
apio analog pad; analog input or output
vddco analog supply pad
vssco analog ground pad
vdde digital supply pad
vsse digital ground pad
vddi digital core supply pad
vssis digital core ground pad
SYMBOL PIN PAD
(1)
DESCRIPTION