mpc9855 Integrated Device Technology, mpc9855 Datasheet - Page 7

• Manufacturer Part Number: mpc9855
• Description: Xtal-input, Lvcmos Input, 8 Lvcmos Output Clock Generator
• Manufacturer: Integrated Device Technology

IDT™ Clock Generator for PowerQUICC III
Freescale Timing Solutions Organization has been acquired by Integrated Device Technology, Inc
MPC9855
Clock Generator for PowerQUICC III
Advanced Clock Drivers Devices
Freescale Semiconductor
Table 7. LVPECL DC Characteristics (T
Table 8. LVCMOS I/O DC Characteristics (T
Differential LVPECL Clock Inputs (CLK1, CLK1) for V
LVCMOS for V
LVCMOS for V
LVCMOS for V
Symbol
1. AC characteristics are design targets and pending characterization.
2. V
3. V
1. Inputs have pull-down resistors affecting the input current.
Symbol
V
Z
Z
V
V
V
V
V
CMR
V
range and the input swing lies within the V
device and part-to-part skew.
V
I
OUT
OUT
PP
IN
OH
OH
OL
OL
IH
PP
CMR
IL
is the minimum differential input voltage swing required to maintain AC characteristics including t
(AC) is the crosspoint of the differential input signal. Normal AC operation is obtained when the crosspoint is within the V
Differential Voltage
Differential Input Crosspoint Voltage
Input High Voltage
Input Low Voltage
Input Current
Output High Voltage
Output Low Voltage
Output Impedance
Output High Voltage
Output Low Voltage
Output Impedance
DD
DD
DD
= 3.3 V ± 5%, V
= 3.3 V ± 5%
= 3.3 V ± 5%, V
(1)
(2)
Characteristics
Characteristics
(peak-to-peak)
DDOA
DDOA
= 2.5 V ± 5% and V
= 3.3 V ± 5 and V
PP
A
(3)
= –40°C to 85°C)
(AC) specification. Violation of V
A
= –40°C to 85°C)
DD
= 3.3 V ± 0.5%
(LVPECL)
(LVPECL)
DDOB
DDOB
= 3.3 V ± 5%
= 2.5 V ± 5%
(1)
7
Min
2.0
2.4
1.9
Min
250
1.0
CMR
14 – 17
18 – 22
(AC) or V
Typ
Typ
PP
V
(AC) impacts the device propagation delay,
DD
± 200
Max
0.8
0.5
0.4
+ 0.3
V
DD
Max
PD
– 0.6
and device-to-device skew.
Unit
µA
Ω
Ω
V
V
V
V
V
V
Unit
mV
V
LVCMOS
LVCMOS
V
I
I
I
I
OH
OL
OH
OL
IN
= 24 mA
= 15 mA
= V
= –24 mA
= –15 mA
Condition
DDL
Condition
CMR
or GND
MPC9855
(AC)
NETCOM
MPC9855
7