mm912f634 Freescale Semiconductor, Inc, mm912f634 Datasheet - Page 31

• Manufacturer Part Number: mm912f634
• Description: Mm912f634 - Integrated S12 Based Relay Driver With Lin
• Manufacturer: Freescale Semiconductor, Inc

Electrical Characteristics
3.6.2.3.3
The device features an internal full-swing Pierce oscillator configuration. The device features an oscillator monitor. An oscillator
monitor failure is asserted if the frequency is below the assert frequency f
3.6.2.4
This section provides electrical parameters and ratings for the SPI.
Table 42. Measurement Conditions
Freescale Semiconductor
Table 41. Oscillator Characteristics
Drive mode
Load capacitance C
Thresholds for delay measurement points
Note:
Crystal oscillator range
Oscillator start-up time
Clock Monitor Failure Assert Frequency
Input Capacitance (EXTAL, XTAL pins)
Note:
44.
43.
Timing specified for equal load on all SPI output pins. Avoid asymmetric load.
f
OSC
= 4.0 MHz, C = 22 pF.
SPI Timing
Oscillator
LOAD
(43)
(44)
,
Rating
on all outputs
Description
Symbol
t
UPOSC
f
f
CMFA
OSC
C
IN
Table 42
CMFA.
lists the measurement conditions.
Min
4.0
50
-
-
Dynamic Electrical Characteristics
(20% / 80%) VDDX
Full drive mode
Typ
100
2.0
7.0
-
Value
50
Max
200
5.0
16
-
MM912F634
Unit
MHz
KHz
Unit
ms
pF
pF
V
-
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