MT91L60/61
Data Sheet
24
Zarlink Semiconductor Inc.
AC Electrical Characteristics are over recommended temperature range & recommended power supply voltages.
Typical figures are at 25
°
C and are for design aid only: not guaranteed and not subject to production testing.
* Note: RxINC, refer to Control Register 1, address 00h.
Electrical Characteristics are over recommended temperature range & recommended power supply voltages.
Typical figures are at 25
°
C and are for design aid only: not guaranteed and not subject to production testing.
* Note: RxINC, refer to Control Register 1, address 00h.
Electrical Characteristics are over recommended temperature range & recommended power supply voltages.
Typical figures are at 25
°
C and are for design aid only: not guaranteed and not subject to production testing.
* Note: TxINC, refer to Control Register 1, address 00h.
AC Electrical Characteristics
for Side-tone Path
Characteristics
Sym.
Min.
Typ.
Max.
Units
Test Conditions
1
Absolute path gain
gain adjust = 0 dB
G
AS1
G
AS2
-17.1
-11.1
-16.5
-10.5
-15.9
-9.9
dB
dB
RxINC = 0*
RxINC = 1*
M± inputs to HSPKR± outputs
1000 Hz at STG2=1
2
Tolerance of other side-tone
settings (-9.96 to 9.96 dB)
relative to output at 0 dB setting
-0.5
+/-0.2
+0.5
dB
Electrical Characteristics
for Analog Outputs
Characteristics
Sym.
Min.
Typ.
Max.
Units
Test Conditions
1
Earpiece load impedance
E
ZL
E
CL
260
300
ohms
across HSPKR±
2
Allowable earpiece capacitive
load
300
pF
each pin:
HSPKR+,
HSPKR-
3
Earpiece harmonic distortion
E
D
0.5
%
300 ohms load across
HSPKR± (tol-15%),
VO
≤
693mV
RMS
, RxINC=1*,
Rx gain=0 dB
Electrical Characteristics
for Analog Inputs
Characteristics
Sym.
Min.
Typ.
Max.
Units
Test Conditions
1
Maximum input voltage without
overloading Codec
across M+/M-
V
IOLH
2.128
0.756
Vp-p
Vp-p
TxINC = 0, A/
μ
= 0*
TxINC = 1, A/
μ
= 1*
Tx filter gain=0 dB setting
M+/M- to V
SSA
2
Input Impedance
Z
I
50
kW