MC145572AACR2 Freescale Semiconductor, MC145572AACR2 Datasheet - Page 191

• Manufacturer Part Number: MC145572AACR2
• Manufacturer: Freescale Semiconductor

Specifications of MC145572AACR2

• Number Of Line Interfaces: 1
• Control Interface: HDLC
• Lead Free Status / Rohs Status: Compliant

MOTOROLA
10.12
SWITCHING CHARACTERISTICS FOR SCP INTERFACE
(V DD = 5.0 V
NOTES:
Ref. No.
1. Measurements are made from the point at which they achieve their guaranteed minimum or maximum logic levels.
2. SCPEN must rise between the rising edge of the eighth SCPCLK and the rising edge of the ninth SCPCLK for an 8–bit
121
122
123
124
125
126
127
128
129
130
131
132
133
access or the access will be ignored. For a 16–bit access, SCPEN must rise between the rising edge of the sixteenth
SCPCLK and the rising edge of the seventeenth SCPCLK or the access will be ignored.
SCPCLK Rising Edge Before SCPEN(L) Falling Edge
SCPEN Falling Edge Before SCPCLK Rising Edge
SCPRx Data Valid Before SCPCLK Rising Edge (Setup Time)
SCPRx Data Valid After Rising Edge of SCPCLK (Hold Time)
SCPCLK Frequency
SCPCLK Width Low
SCPCLK Width High
SCPCLK Rising Edge Before SCPEN(L) Rising Edge (See Note 2)
SCPEN Rising Before SCPCLK Rising Edge (See Note 2)
SCPCLK Falling Edge to SCPTx Low–Z
SCPCLK Falling Edge (While SCPEN(L) is Low) to SCPTx Data Valid
SCPEN Rising Edge to SCPTx High–Z
SCPEN Falling Edge to SCPTx Active (Byte Mode)
5%, T A = – 40 to + 85 C, C L = 50 pF; See Figure 10–2)
Freescale Semiconductor, Inc.
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Parameter
MC145572
Min
40
40
20
20
50
50
40
40
—
—
—
—
0
Max
4.1
40
40
30
40
—
—
—
—
—
—
—
—
10–29
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns