MPC940LAC IDT, Integrated Device Technology Inc, MPC940LAC Datasheet - Page 6
![no-image](/images/manufacturer_photos/0/3/324/idt__integrated_device_technology_inc_sml.jpg)
MPC940LAC
Manufacturer Part Number
MPC940LAC
Description
IC CLK FANOUT BUFFER 1:18 32LQFP
Manufacturer
IDT, Integrated Device Technology Inc
Type
Clock Distributionr
Datasheet
1.MPC940LAC.pdf
(11 pages)
Specifications of MPC940LAC
Input
LVCMOS, LVPECL
Output
LVCMOS
Frequency - Max
250MHz
Voltage - Supply
2.375 V ~ 3.465 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
32-LQFP
Frequency-max
250MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
800-2009
MPC940LACIDT
MPC940LACIDT
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MPC940LAC
Manufacturer:
IDT
Quantity:
325
Company:
Part Number:
MPC940LAC
Manufacturer:
IDT, Integrated Device Technology Inc
Quantity:
10 000
Part Number:
MPC940LAC
Manufacturer:
IDT
Quantity:
20 000
Company:
Part Number:
MPC940LACR2
Manufacturer:
IDT, Integrated Device Technology Inc
Quantity:
10 000
IDT™ / ICS™ 1:18 CLOCK DISTRIBUTION CHIP
MPC940L
LOW VOLTAGE 1:18 CLOCK DISTRIBUTION CHIP
PCLK_CLK
PCLK_CLK
Figure 3. Propagation Delay (t
Figure 7. Output Transition Time Test Reference
The time from the PLL controlled edge to the non controlled
edge, divided by the time between PLL controlled edges,
expressed as a percentage.
t
F
Q
Figure 5. Output Duty Cycle (DC)
Figure 1. LVCMOS_CLK MPC940L AC Test Reference for V
Figure 2. PECL_CLK MPC940L AC Test Reference for V
t
P
V
PP
t
PD
Generator
Z = 50Ω
T
Differential Pulse
0
Pulse
DC = t
Generator
Z = 50Ω
t
R
P
/T
PD
V
0
CC
) Test Reference
x 100%
0.55
2.4
= 3.3 V V
Z
O
= 50Ω
CC
Z
1.8 V
0.6 V
V
V
GND
= 2.5 V
O
R
V
CC
CC
T
= 50Ω
TT
V
V
GND
V
= 50Ω
÷ 2
CC
CC
CMR
R
T
÷2
= 50Ω
V
TT
MPC940L DUT
6
LVCMOS_CLK
MPC940L DUT
The pin-to-pin skew is defined as the worst case difference
in propagation delay between any two similar delay paths
within a single device.
Figure 8. Input Transition Time Test Reference
t
F
Figure 4. LVCMOS Propagation Delay (t
Figure 6. Output-to-Output Skew T
Q
CC
CC
= 3.3 V and V
Z
= 3.3 V and V
O
= 50Ω
Test Reference
Z
O
t
PD
= 50Ω
R
T
= 50Ω
CC
R
t
CC
T
SK(O)
t
R
= 50Ω
= 2.5 V
V
= 2.5 V
V
TT
CC
MPC940L REV 7 JUNE 5, 2007
2.0
0.8
= 3.3 V V
V
TT
SK(O)
CC
1.7 V
0.7 V
= 2.5 V
PD
V
V
GND
V
V
GND
CC
CC
OH
CC
)
V
V
GND
V
V
GND
CC
CC
CC
CC
÷ 2
÷ 2
÷ 2
÷ 2