FX663 Consumer Microcircuits Limited, FX663 Datasheet - Page 15

• Manufacturer Part Number: FX663
• Description: Call Progress Decoder
• Manufacturer: Consumer Microcircuits Limited

1.7.1
For the following conditions unless otherwise specified:
Xtal Frequency = 3.579545MHz, V
Notes:
t
t
t
t
t
t
t
t
t
t
t
t
t
t
RP
DRP
NRP
NDRP
I
L
GI
GD
NG
DI
DE
HIZ
IR
IP
1999 Consumer Microcircuits Limited
Electrical Performance (continued)
IRQN
SIGIN
CSN
D0 to D3
ENABLE
8.
9.
10. If the gap > 90ms, a NO Signal state will be detected.
11. Special Information Tones and Fax/modem tones t
Parameter
Call Progress Tone Response Time
Call Progress Tone De-response Time
Non Call Progress Signal Response Time
Non Call Progress Signal De-response Time
Burst Length Ignored
Burst Length Detected
Call Progress Tone Gap Length Ignored
Call Progress Tone Gap Length Detected
Non Call Progress Signal Gap Length Ignored
Data available to Interrupt pulse
"CSN-Low " to Data Valid
"CSN-High" to Output Tri-state
Interrupt Reset Time
Interrupt Low Pulse
Timing also applies to Special Information Tones and Fax/modem Tones.
Only applies to burst of the same frequency.
Tri-State
No Signal
DD
= 3.3V to 5.0V, Tamb = -40°C to +85°C.
t
RP
t
DI
Figure 8 Bus Timing
Call Progress Signal
15
t
t
DE
IR
Notes
8,9,11
8,9
10
8
8
8
8
t
HIZ
GI
is 15ms maximum.
Tri-State
Min.
145
145
4.0
40
-
-
-
-
-
-
-
-
-
-
t
DRP
t
Typ.
DI
5.0
80
80
-
-
-
-
-
-
-
-
-
-
-
Max.
145
145
430
0.2
1.0
0.2
6.0
70
20
-
-
-
-
-
D/663/3
Units
ms
ms
ms
ms
ms
ms
ms
ms
ms
µs
µs
µs
µs
µs