pck9446 NXP Semiconductors, pck9446 Datasheet - Page 4

• Manufacturer Part Number: pck9446
• Description: 2.5 V And 3.3 V Lvcmos Clock Fan-out Buffer
• Manufacturer: NXP Semiconductors

Philips Semiconductors
6. Functional description
PCK9446_1
Product data sheet
6.1 Function table
6.2 Supply configurations
Refer to
Table 3.
Table 4.
[1]
[2]
[3]
[4]
Control
CLK_SEL 0
FSELA
FSELB
FSELC
MR/OE
Supply voltage
configuration
3.3 V
mixed voltage supply
2.5 V
V
threshold and levels.
V
bank A output levels.
V
bank B output levels. V
V
bank C output levels.
CC
CC(bankA)
CC(bankB)
CC(bankC)
is the positive power supply of the device core and input circuitry. V
Figure 1 “Logic diagram of
Function table (controls)
Supported single and dual supply configurations
Default
0
0
0
0
is the positive power supply of the bank A outputs (VCCA pins). V
is the positive power supply of the bank B outputs (VCCB pins). V
is the positive power supply of the bank C outputs (VCCC pins). V
Value
0
CLK0
frequency on bank A outputs = f
frequency on bank B outputs = f
frequency on bank C outputs = f
outputs enabled
CCB
V
3.3 V
3.3 V
2.5 V
Rev. 01 — 10 April 2006
CC
is internally connected to V
[1]
V
3.3 V
3.3 V or 2.5 V
2.5 V
PCK9446”.
CC(bankA)
2.5 V and 3.3 V LVCMOS clock fan-out buffer
[2]
CC
.
ref
ref
ref
V
3.3 V
3.3 V
2.5 V
CC(bankB)
1
CLK1
frequency on bank A outputs = f
frequency on bank B outputs = f
frequency on bank C outputs = f
internal reset outputs disabled (3-state)
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
[3]
CC
voltage defines the input
V
3.3 V
3.3 V or 2.5 V
2.5 V
CC(bankA)
CC(bankB)
CC(bankC)
CC(bankC)
PCK9446
voltage defines
voltage defines
voltage defines
[4]
GND
0 V
0 V
0 V
ref
ref
ref
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2
2
2