MPC940LAC Freescale Semiconductor, MPC940LAC Datasheet - Page 2

• Manufacturer Part Number: MPC940LAC
• Description: IC CLOCK DIST CHIP 1:18 32-LQFP
• Manufacturer: Freescale Semiconductor
• Type: Clock Distributionr

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

MPC940L
MOTOROLA
GNDO
VCCO
Q5
Q4
Q3
Q2
Q1
Q0
25
26
27
28
29
30
31
32
LVCMOS_CLK_Sel
24
(Internal Pulldown)
Pinout: 32–Lead TQFP (Top View)
1
LVCMOS_CLK
23
PECL_CLK
PECL_CLK
2
22
3
MPC940L
21
4
Freescale Semiconductor, Inc.
For More Information On This Product,
20
5
0
1
19
6
PIN CONFIGURATIONS
LVCMOS_CLK_SEL
LVCMOS_CLK
18
Go to: www.freescale.com
7
PECL_CLK
PECL_CLK
Q0–Q17
GNDO
VCCO
GNDI
VCCI
LOGIC DIAGRAM
Pin
17
8
16
15
14
13
12
10
11
9
2
VCCO
Q12
Q13
Q14
GNDO
Q15
Q16
Q17
Output
Input
Input
Input
I/O
LVCMOS
LVCMOS
LVCMOS
LVPECL
Supply
Supply
Supply
Supply
Type
FUNCTION TABLE
POWER SUPPLY VOLTAGES
LVCMOS_CLK_Sel
Supply Pin
VCCO
VCCI
Reference Clock Input
Alternative Reference Clock Input
Selects Clock Source
Clock Outputs
Output Positive Power Supply
Core Positive Power Supply
Output Negative Power Supply
Core Negative Power Supply
0
1
16
Q0
Q1–Q16
Q17
Function
2.5V or 3.3V
2.5V or 3.3V
Voltage Level
Input
PECL_CLK
LVCMOS_CLK
TIMING SOLUTIONS
DL207 — Rev 0
5%
5%