IDTCSPUA877 Integrated Device Technology, IDTCSPUA877 Datasheet - Page 7

• Manufacturer Part Number: IDTCSPUA877
• Description: 1.8v Phase Locked Loop Differential 1 10 Sdram Clock Driver
• Manufacturer: Integrated Device Technology

TEST CIRCUIT AND SWITCHING WAVEFORMS
IDTCSPUA877
1.8V PLL DIFFERENTIAL 1:10 SDRAM CLOCK DRIVER
CSPUA877
V
CSPUA877
V
DDQ
DDQ
GND
V
/2
DDQ
/2
L = 2.97"
Z = 60Ω
L = 2.97"
Z = 60Ω
Z = 60Ω
Z = 60Ω
L = 2.97"
L = 2.97"
Figure 1: Output Load Test Circuit 1
Figure 2: Output Load Test Circuit 2
V
V
DDQ
DDQ
C = 10pF
C = 10pF
/2
/2
R = 120Ω
7
R = 10Ω
R = 10Ω
GND
GND
C = 10pF
C = 10pF
Z = 50Ω
Z = 50Ω
COMMERCIAL TEMPERATURE RANGE
V
V
TT
TT
NOTE: V
SCOPE
TT
0V
0V
= GND
R = 1MΩ
C = 1pF
R = 1MΩ
C = 1pF
SCOPE
R = 50Ω
R = 50Ω