ds1090u-8t Maxim Integrated Products, Inc., ds1090u-8t Datasheet - Page 6

• Manufacturer Part Number: ds1090u-8t
• Description: Ds1090 Low-frequency, Spread-spectrum Econoscillator
• Manufacturer: Maxim Integrated Products, Inc.

Low-Frequency, Spread-Spectrum
EconOscillator
6
PIN
1
2
3
4
5
6
7
8
R
GND
V
JC0
JC1
SET
_____________________________________________________________________
CC
J0
J1
NAME
R
GND
OUT
V
JC0
JC1
J0
J1
SET
CC
V
CC
Oscillator Output
Frequency Control Resistor Input
Positive-Supply Terminal
Ground
Dither Amplitude (Percentage) Inputs
(see Table 2)
Dither Rate Divisor Inputs (see Table 1)
BIAS CIRCUIT
VOLTAGE-
+
+
∑
Pin Description
FUNCTION
+
-
(0, 2, 4, OR 8%)
AMPLITUDE
DITHER
OSCILLATOR
4MHz–8MHz
MASTER
(VCO)
f MOD
DITHER GENERATOR
GENERATOR
TRIANGLE
f
MOSC
(÷ 128)
(÷ 1, 2, 4, 8, 16, OR 32)
PROGRAMMED
PRESCALER
FACTORY
DS1090
(÷ 4, 8, 16, OR 32)
DITHER RATE
f
OSC
Block Diagram
BUFFER
f
OUT
OUT