www.DataSheet4U.com
ADVANCE INFORMATION
DS3647-1·2
SP8690 200MHz410/11 SP8691 200MHz48/9
The SP8690 and SP8691 are low...
www.DataSheet4U.com
ADVANCE INFORMATION
DS3647-1·2
SP8690 200MHz410/11 SP8691 200MHz48/9
The SP8690 and SP8691 are low power ECL variable modulus dividers, with both ECL10K and TTL/
CMOS compatible outputs. They divide by the lower division ratio when either of the ECL control inputs, PE1 or PE2, is in the high state and by the higher ratio when both are low (or open circuit).
CLOCK INPUT
1 2 3 4 5 6 7 8 16 15 14
CLOCK INPUT NC NC NC VEE TTL/
CMOS OUTPUT NC ECL OUTPUT
FEATURES
PE1 CONTROL INPUTS PE2
NC VCC NC NC
I ECL and TTL/
CMOS Compatible Outputs I AC-Coupled Input I Control Inputs ECL Compatible
QUICK REFERENCE DATA
SP8690 SP8691
13 12 11 10
ECL OUTPUT
9
I Supply
Voltage: 25·2V60·25V (ECL), 5V60·25V (TTL) I Power Consumption: 70mW (Typ.) I Temperature Range:
255°C to 1125°C (A Grade) 230°C to 170°C (B Grade)
DG16
Fig. 1 Pin connections - top view
ABSOLUTE MAXIMUM RATINGS
Supply
voltage, |VCC2VEE| ECL output current Storage temperature range Max. junction temperature TTL output
voltage Input
voltage Max. open collector current 8V 10mA 265°C to 1150°C 1175°C 112V 2·5V p-p 15mA
ORDERING INFORMATION
SP8690 A DG SP8690 B DG SP8691 A DG 5962-87678 (SMD) (SP8690)
VCC 5
D1 PE1 PE2 CLOCK INPUT CLOCK INPUT 2 3
Q1
D2
Q2
D3
Q3
D4
Q4
8
ECL OUTPUT
Q4 1 16 12 VEE
9
ECL OUTPUT
11
TTL/
CMOS OUTPUT
Fig. 2 Functional diagram (SP8690)
SP8690/SP8691
VCC 5
PE1 PE2
2 3
D1
Q1
D2
Q2
D3
Q3
D4
Q4
8
ECL OUTPUT
Q2 CLOCK INPUT CLOCK INPUT 1 16 12 VEE
Q4...