TDA7427AD1 STMicroelectronics, TDA7427AD1 Datasheet - Page 3

• Manufacturer Part Number: TDA7427AD1
• Description: IC SYNTHESIZER/IF COUNTER SO-28
• Manufacturer: STMicroelectronics
• Type: PLL Frequency Synthesizerr

Specifications of TDA7427AD1

• Pll: Yes
• Input: Clock, Crystal
• Output: Clock, Crystal
• Number Of Circuits: 1
• Ratio - Input:output: 3:1
• Differential - Input:output: No/No
• Frequency - Max: 290MHz
• Divider/multiplier: Yes/No
• Voltage - Supply: 4.5 V ~ 11 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Frequency-max: 290MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIN DESCRIPTION
* Pin function is selectable by software (see software specification)
PIN
17*
17*
10
11
12
13
14
15
16
18
19
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
7
8
9
LP_FM
LP_HC
LP_AM
VREF
DOUT3
DOUT4
DOUT5
DOUT6
OSCIN
OSCOUT
N.C.
SCL
SDA
IF_AM
IF_FM
SSTOP
DOUT1
INLOCK
DOUT2
HF-REF
ADDR
VDD1
GND-DIG
N.C.
FM_IN
AM_IN
GND-AN
VDD2
LP_OUT
SYMBOL
Filter OPAMP input, charge pump output (FM mode)
Filter OPAMP input, charge pump output (high current mode)
Filter OPAMP input, charge pump output (AM mode)
OPAMP reference voltage
Digital Output 3 (open collector)
Digital Output 4 (open collector)
Digital Output 5 (open collector)
Digital Output 6 (open collector)
Reference Oscillator Input
Reference Oscillator Output
Not connected
I
I
IF counter HF input
IF counter VHF input
IF counter result output
Digital output 1 (push-pull)
Inlock detector output
Digital Output 2 (open collector)
HF reference pin
I
Supply Voltage
Digital ground
Not connected
High frequency input FM
High frequency input AM
Analog ground
Supply Voltage
Filter OPAMP output
2
2
2
C bus clock input
C bus data I/O
C bus address pin
DESCRIPTION
TDA7427A
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