參數(shù)資料
型號: TC9455F
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO30
封裝: 0.375 INCH, 1 MM PITCH, PLASTIC, SSOP-30
文件頁數(shù): 8/14頁
文件大?。?/td> 313K
代理商: TC9455F
TC9455,88F/N
2002-02-05
3
Pin Description (Note 1)
Pin Number
TC9455N
TC9488N
TC9455F
TC9488F
Symbol
I/O
Function
Remarks
1
VDD
Digital supply voltage pin
2
CSCC
I
Capacitor connecting pin for CR oscillator (C = 68 pF)
3
OSCR
I
Resistor connecting pin for CR oscillator (R = 5.6 k)
4
5
VOL1 ( CS )
I
When VOLST = “H” level, CS signal input pin
When VOLST = “L” level, DC control pin for MIC1 volume
5
6
VOL2 (SCL)
I
When VOLST = “H” level, clock input pin
When VOLST = “L” level, DC control pin for MIC2 volume
Open drain output
6
7
VOL3 (SDA)
I
When VOLST = “H” level, data input pin
When VOLST = “L” level, DC control pin for echo volume
Open drain output
7
9
VRO
Reference voltage pin
8
10
VREF
Reference voltage pin (1/2 VDD)
9
11
VDA
Analog supply voltage pin
10
13
ALC1
I
Auto level control pin 1
11
14
MC1N
I
MIC1 feedback signal input pin
12
15
MC1P
I
MIC1 signal input pin
13
16
MC2P
I
MIC2 signal input pin
14
17
MC2N
I
MIC2 feedback signal input pin
15
18
ALC2
I
Auto level control pin 2
16
20
VSA
Analog ground pin
17
21
MCO
O
MIC addition signal output pin
18
22
PRIN
I
Pre-filter input pin
19
23
ADIN
I
Pre-filter output signal or DC input pin
20
25
DAOUT
O
Post-filter output pin
21
26
VOLST
I
Electronic volume control mode select pin
When VOLST = “H” level, serial control (I
2C bus/three-lead)
When VOLST = “L” level, DC level control
22
28
TEST
I
Test pin. Fix to “H” level for normal use
23
29
POOUT
O
Microphone echo signal output pin
24
30
VSS
Digital ground pin
Note 1: With the TC9455F and TC9488F, pins 4, 8, 12, 19, 24, and 27 are not connected (NC pins).
NC pins are normally open.
相關(guān)PDF資料
PDF描述
TC9455N SPECIALTY CONSUMER CIRCUIT, PDIP24
TC9495F SPECIALTY CONSUMER CIRCUIT, PQFP100
TC9496AF SPECIALTY CONSUMER CIRCUIT, PQFP100
TC94A04AFDG SPECIALTY CONSUMER CIRCUIT, PQFP80
TC94A04AFG SPECIALTY CONSUMER CIRCUIT, PQFP60
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TC9455N 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
TC9456F 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:SINGLE CHIP SURROUND LSI WITH A BUILT-IN SRS
TC9457F 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:Firmware Built In Digital Servo
TC9459 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:ELECTRONIC VOLUME CONTROL
TC9459F 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:ELECTRONIC VOLUME CONTROL