uda1340 NXP Semiconductors, uda1340 Datasheet - Page 17

• Manufacturer Part Number: uda1340
• Description: Low-voltage Low-power Stereo Audio Codec With Dsp Features
• Manufacturer: NXP Semiconductors

Philips Semiconductors
AC CHARACTERISTICS (DIGITAL)
V
(pins 1, 11, 22 and 27); unless otherwise specified.
1997 Jul 09
T
t
t
Serial input/output data timing; see Fig.7
t
t
t
t
t
t
t
t
t
t
t
t
Address and data transfer mode timing; see Figs 4 and 5
T
t
t
t
t
t
t
t
t
t
CWL
CWH
BCK
BCK(H)
BCK(L)
r
f
s;DATI
h;DATI
d(DATO)(BCK)
d(DATO)(WS)
h;DATO
s;WS
h;WS
HC
LC
s;MA
h;MA
s;MT
h;MT
s;DAT
h;DAT
halt
DDD
SYMBOL
cy
cy
Low-voltage low-power stereo audio
CODEC with DSP features
= V
DDA
= V
clock cycle
f
f
bit clock period
bit clock HIGH time
bit clock LOW time
rise time
fall time
data input set-up time
data input hold time
data output delay time (from BCK falling edge)
data output delay time (from WS edge)
data output hold time
word selection set-up time
word selection hold time
L3CLK cycle time
L3CLK HIGH period
L3CLK LOW period
L3MODE set-up time
L3MODE hold time
L3MODE set-up time
L3MODE hold time
L3DATA set-up time
L3DATA hold time
L3MODE halt time
sys
sys
DDO
LOW level pulse width
HIGH level pulse width
= 2.7 to 3.6 V; T
PARAMETER
amb
= 20 to +85 C; R
17
L
= 5 k ; all voltages referenced to ground
f
f
f
f
f
f
f
MSB-justified format
address mode
address mode
data transfer mode
data transfer mode
data transfer mode
and address mode
data transfer mode
and address mode
sys
sys
sys
sys
sys
sys
sys
CONDITIONS
= 256f
= 384f
= 512f
< 19.2 MHz
< 19.2 MHz
19.2 MHz
19.2 MHz
s
s
s
78
52
39
30
40
30
40
1
100
100
20
0
0
20
10
500
250
250
190
190
190
190
190
30
190
MIN.
64
f
s
88
59
44
Preliminary specification
TYP.
UDA1340
131
87
66
70
60
70
60
20
20
80
80
MAX.
ns
ns
ns
%T
%T
%T
%T
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
UNIT
sys
sys
sys
sys