ICS8316 Datasheet, PDF (2/7 Pages) Integrated Circuit Systems – LOW SKEW, 1-TO-16, LVCMOS / LVTTL FANOUT BUFFER W/1.2V LVCMOS OUTPUTS

Integrated
Circuit
Systems, Inc.
PRELIMINARY
ICS8316
LOW SKEW, 1-TO-16, LVCMOS / LVTTL
FANOUT BUFFER W/1.2V LVCMOS OUTPUTS
TABLE 1. PIN DESCRIPTIONS
Number
Name
Type
Description
1, 16, 24, 25
V_DDO
Power
Output supply pins.
2, 3, 4, 5
6, 11, 17,
19, 30, 32
7
8
QA0, QA1, QA2, QA3 Output
Bank A clock outputs. LVCMOS / LVTTL interface levels.
GND
Power
Power supply ground.
OEA
CLK
Input
Input
Pullup
Bank A output enable pin. Controls enabling and disabling
of QA0:QA3 outputs. LVCMOS / LVTTL interface levels.
Pulldown Clock input. LVCMOS / LVTTL interface levels.
9
V_DD
Power
10
OEB
Input
12, 13, 14, 15 QB3, QB2, QB1, QB0 Output
18
OEC
Input
20, 21, 22, 23 QC3, QC2, QC1, QC0 Output
Pullup
Pullup
Core supply pin.
Bank B output enable pin. Controls enabling and disabling
of QB0:QB3 outputs. LVCMOS / LVTTL interface levels.
Bank B clock outputs. LVCMOS / LVTTL interface levels.
Bank C output enable pin. Controls enabling and disabling
of QC0:QC3 outputs. LVCMOS / LVTTL interface levels.
Bank C clock outputs. LVCMOS / LVTTL interface levels.
26, 27, 28, 29 QD0, QD1, QD2, QD3 Output
Bank D clock outputs. LVCMOS / LVTTL interface levels.
31
OED
Input
Pullup
Bank D output enable pin. Controls enabling and disabling
of QD0:QD3 outputs. LVCMOS / LVTTL interface levels.
NOTE: Pullup and Pulldown refer to internal input resistors. See Table 2, Pin Characteristics, for typical values.
TABLE 2. PIN CHARACTERISTICS
Symbol
C_IN
C_PD
R_PULLUP
R_PULLDOWN
R_OUT
Parameter
Input Capacitance
Power Dissipation Capacitance
(per output)
Input Pullup Resistor
Input Pulldown Resistor
Output Impedance
Test Conditions
V_DDO = 1.26V
V_DDO = 1.2 ± 5%
Minimum
Typical
4
TBD
51
51
15
Maximum
Units
pF
pF
kΩ
kΩ
Ω
TABLE 3A. OUTPUT ENABLE AND CLOCK ENABLE FUNCTION TABLE
Control Inputs
OE[A:D]
0
1
Outputs
Qx0:Qx3
Hi-Z
Active
TABLE 3B. CLOCK INPUT FUNCTION TABLE
Inputs
OE[A:D]
1
1
CLK
0
1
Outputs
Qx0:Qx3
LOW
HIGH
8316AK
http://www.icst.com/products/hiperclocks.html
2
REV. A DECEMBER 22, 2005