參數(shù)資料
型號(hào): LA1145M
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO20
封裝: MFP-20
文件頁數(shù): 5/8頁
文件大小: 472K
代理商: LA1145M
Sample Application Circuit
LS1140 and LS1145 Compared
Parameter
LA1140
LA1145
Remarks
Package
SIP-16
SIP-18Z
MFP-20
IF amp, limiter
Direct-coupled
C-coupled
Quadrature detector
jj
AF preamp
jj
AFC output
jj
Signal meter output
j
C
j
Improved linearity, variable S-meter gradient
Band muting
j
C
j
Improved temperature stability,
VBE dependent
IF count buffer output
j
Common with STRQ
SD circuit
j
For the LA1140, Coupled with the soft muting
function.
S/N
78 dBμ
86 dB
3dBμ limiting sensitivity
25 dBμ (fixed)
25 to 40 dBμ
–3 dBμ limiting sensitivity variable,
independent of soft muting function
Weak signal noise output
j
C
j
50 μs
DC
emphasis
capacitor
Mute driver
output
S-meter
output
L1: 81N-014A (Sumida)
L2: 81N-014B (Sumida)
Unit (resistance:
Ω, capacitance: F)
LA1145, 1145M
No. 2725-5/17
相關(guān)PDF資料
PDF描述
LA1145 SPECIALTY CONSUMER CIRCUIT, PZIP18
LA1145M SPECIALTY CONSUMER CIRCUIT, PDSO20
LA1150N FM, AUDIO DEMODULATOR, PSIP8
LA1150 1 CHANNEL, AUDIO AMPLIFIER, PSIP7
LA1170 AUDIO TUNER, PZIP16
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