PCA84C646 Philips Semiconductors, PCA84C646 Datasheet - Page 66

• Manufacturer Part Number: PCA84C646
• Description: Microcontrollers for TV tuning control and OSD applications
• Manufacturer: Philips Semiconductors

Philips Semiconductors
22 AC CHARACTERISTICS
V
Note
1. Oscillator with three (3) options for optimum use.
23 AFC CHARACTERISTICS
1995 Jun 15
DP13/TDAC as TDAC output
I
I
EMU/TEST, RESET, INT/T0, T1, HSYNC, VSYNC and T3 (Schmitt-trigger input)
V
V
I
Oscillator
f
f
f
f
f
f
f
C
C
f
T
DP10/AFC0, DP11/AFC1 and DP12/AFC2 comparator input
V
V
SYMBOL
SYMBOL
SYMBOL
OL
OH
LI
DD
xtal
osc-XTAL
osc-PXE
osc-XTAL
osc-PXE
osc-XTAL
osc-PXE
OSD
AFC
IL
IH
AI
AE
Microcontrollers for TV tuning
control and OSD applications
XTAL1
XTAL2
= 5 V; T
amb
LOW level output sink current
HIGH level pull-up output source current
HIGH level pull-up output source current
HIGH level push-pull output source current V
LOW level input voltage
HIGH level input voltage
input leakage current
crystal frequency (note 1)
oscillator frequency; option 1
oscillator frequency; option 2
oscillator frequency; option 3
external capacitance at XTAL1
external capacitance at XTAL2
OSD clock frequency
conversion time (from any change in the AFC: channel number,
voltage level, enable/disable) with f
comparator analog input voltage
conversion error range
with XTAL resonator
with PXE resonator
with XTAL resonator
with PXE resonator
= 20 to +70 C; all voltages with respect to V
PARAMETER
PARAMETER
PARAMETER
xtal
= 10 MHz
g
g
g
V
V
V
V
V
V
V
m
m
m
66
OL
O
O
O
DD
DD
DD
SS
= 0.4 mS (typ.)
= 1.6 mS (typ.)
= 4.5 mS (typ.)
= 0.7V
= V
= V
= 0.4 V
= 4.5 V to 5.5 V
= 4.5 V to 5.5 V
= 4.5 V to 5.5 V;
SS
CONDITIONS
CONDITIONS
V
SS
DD
; unless otherwise specified.
I
DD
V
0.4 V
DD
PCA84C646; PCA84C846
1.4
0
0.7V
1
1
4.0
1.0
3.0
4.0
V
MIN.
40
1.4
1.0
MIN.
MIN.
SS
DD
not required
not required
not allowed
not allowed
3.0
30
30
8.0
TYP.
100
140
3.0
TYP.
Preliminary specification
TYP.
0.3V
V
+1.0
10.0
6.0
10.0
6.0
10.0
100
100
12.0
7
V
MAX.
MAX.
MAX.
400
DD
0.5
DD
DD
mA
mA
V
V
MHz
MHz
MHz
MHz
MHz
MHz
MHz
pF
pF
pF
pF
MHz
V
LSB
UNIT
UNIT
UNIT
A
A
A
s