MPC8347 FREESCALE [Freescale Semiconductor, Inc], MPC8347 Datasheet - Page 39

• Manufacturer Part Number: MPC8347
• Description: Integrated Host Processor Hardware Specifications
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Freescale Semiconductor
Local bus clock to output high impedance for LAD/LDP
Notes:
1. The symbols for timing specifications follow the pattern of t
2. All timings are in reference to the rising edge of LSYNC_IN.
3. All signals are measured from OV
4. Input timings are measured at the pin.
5.t
6.t
7.t
8. For active/float timing measurements, the Hi-Z or off state is defined to be when the total current delivered through the
LBOTOT1
LBOTOT2
LBOTOT3
and t
(LB) for the input (I) to go invalid (X) with respect to the time the t
one(1). Also, t
(O) going invalid (X) or output hold time.
signaling levels.
the load on the LAD output pins.
load on the LAD output pins.
output pins.
component pin is less than or equal to that of the leakage current specification.
(First two letters of functional block)(reference)(state)(signal)(state)
should be used when RCWH[LALE] is not set and when the load on the LALE output pin is at least 10 pF less than
should be used when RCWH[LALE] is set and when the load on the LALE output pin is at least 10 pF less than the
should be used when RCWH[LALE] is set and when the load on the LALE output pin equals the load on the LAD
MPC8347EA PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 3
LBKHOX
Table 37. Local Bus General Timing Parameters—DLL on (continued)
symbolizes local bus timing (LB) for the t
Parameter
DD
/2 of the rising edge of LSYNC_IN to 0.4 × OV
(First two letters of functional block)(signal)(state) (reference)(state)
for outputs. For example, t
LBK
LBK
clock reference (K) to go high (H), with respect to the output
Symbol
t
LBKHOZ
clock reference (K) goes high (H), in this case for clock
1
Min
—
DD
LBIXKH1
of the signal in question for 3.3 V
Max
3.8
symbolizes local bus timing
Unit
ns
for inputs
Local Bus
Notes
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