U3761MB-AFNG3 TEMIC [TEMIC Semiconductors], U3761MB-AFNG3 Datasheet - Page 18

• Manufacturer Part Number: U3761MB-AFNG3
• Description: Low Voltage Standard Telephone Circuit with 13 Memories
• Manufacturer: TEMIC [TEMIC Semiconductors]

DC Characteristics Dialer
V
AC Characteristics Dialer
U3761MB
Memory rentention current
Pre-emphases
DTMF distortion
DP output sink current
Keyboard input drive
current
Keyboard input sink current V
Keyboard resistance
F1, F2, F3, E
board resistance
Mask sink / drive current
Earth sink / drive current
Keypad active in de-
bounce
Key release debounce
Pre-digit pause
Inter-digit pause
( auto dialing )
Make/break ratio
DTMF output duration
Inter-tone pause
Flash break time
F1
F2
F3
Flash pause time
Pause time
On Hook debounce time
Earth time
Earth pause time
18 (23)
DD2
= 2.7 V, f
Parameters
Parameters
OSC
= 3.58 MHz, all outputs unloaded, S9b
Auto dialing, MODE = V
Auto dialing, MODE = V
B/M pin = floating 10 ppS
B/M pin = low
10 ppS
B/M pin = floating
B/M pin = low
C
C
C
F1
F2
F3
C
HKS = 1, V
Column/Row
R
V
V
1
2
3
4
L
PO
I
I
connected to V
connected to V
connected to V
connected to V
Test Conditions / Pins
= 0 V
= 2.7 V
Test Conditions / Pins
= 5 k
= 0.5 V
Preliminary Information
W
DD2
MODE = GND
MODE = GND
= 1.0 V
DD
DD
DD
DD
DD
DD
Symbol
Symbol
I
I
M
e
t
t
t
M/B
t
I
I
t
t
I
KRD
t
I
t
t
KID
PDP
PDP
t
IDP
MR
ITP
ohd
t
t
KD
TD
PL
KS
H/L
FB
FP
t
d
pt
H/L
et
P
Min.
Min.
200
0.5
0.5
0.5
30
1
TELEFUNKEN Semiconductors
40:60
33:67
Typ.
Typ.
33.3
– 30
400
800
140
250
600
150
400
3.6
20
20
40
87
70
87
98
2
1
1
Max.
Max.
Rev. A2, 23-Apr-97
– 23
300
0.2
3
5
Unit
Unit
mA
mA
mA
m
m
m
k
dB
dB
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
%
%
W
s
s
s
W
A
A
A