pca9691 NXP Semiconductors, pca9691 Datasheet - Page 17

• Manufacturer Part Number: pca9691
• Description: 8-bit A/d And D/a Converter
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 6.
V
[1]
PCA9691_1
Product data sheet
Symbol Parameter
Oscillator: pin OSC
f
f
osc(int)
osc(ext)
DD
Fig 21. Output impedance of analog output buffer (near power rails)
= 2.5 V to 5.5 V; V
The power-on reset circuit resets the I
Z
AOUT
( )
a. Output impedance near negative power rail (V
50
40
30
20
10
0
00
internal oscillator frequency pin EXT = LOW
external oscillator
frequency
T
amb
Static characteristic
= 27 C; V
02
SS
DD
= 0 V; T
04
Fig 20. Operating supply current as a function of supply voltage (typical)
= 5 V; V
amb
…continued
06
VREF
Internal oscillator on; analog output disabled; T
= 40 C to +85 C; unless otherwise specified.
2
= 5 V; V
C-bus logic when V
Conditions
pin EXT = HIGH
hex input code
08
001aag464
AGND
( A)
I
DD
0A
640
480
320
160
= 0 V, (typical values)
Rev. 01 — 8 April 2008
0
2
DD
SS
)
< V
POR
3
.
Z
AOUT
( )
b. Output impedance near positive power rail (V
50
40
30
20
10
0
EB
4
amb
Min
3.2
3.5
EF
= 27 C
5
V
001aag463
DD
F3
Typ
-
-
(V)
8-bit A/D and D/A converter
6
F7
PCA9691
Max
8.0
5.5
hex input code
© NXP B.V. 2008. All rights reserved.
FB
001aag474
FF
Unit
MHz
MHz
17 of 28
DD
)