MC33989PEG Freescale Semiconductor, MC33989PEG Datasheet - Page 12

• Manufacturer Part Number: MC33989PEG
• Description: SBC-HS
• Manufacturer: Freescale Semiconductor

ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
Table 4. Dynamic Electrical Characteristics
values noted reflect the approximate parameter means at T
12
DIGITAL INTERFACE TIMING (SCLK, CS, MOSI, MISO)
STATE MACHINE TIMING (CS, SCLK, MOSI, MISO, WD, INT)
Notes
33989
SPI Operation Frequency
SCLK Clock Period
SCLK Clock High Time
SCLK Clock Low Time
Falling Edge of CS to Rising Edge of SCLK
Falling Edge of SCLK to Rising Edge of CS
MOSI to Falling Edge of SCLK
Falling Edge of SCLK to MOSI
MISO Rise Time (C
MISO Fall Time (C
Time from Falling or Rising Edges of CS to:
Time from Rising Edge of SCLK to MISO Data Valid
Delay Between CS Low to High Transition (End of SPI Stop Command) and
Stop Mode Activation Detected by V2 OFF
Interrupt Low Level Duration
Internal Oscillator Frequency
Internal Low Power Oscillator Frequency
Watchdog Period 1
Watchdog Period 2
Watchdog Period 3
Watchdog Period 4
Watchdog Period Accuracy
24.
Characteristics noted under conditions 7.0 V ≤ V
MISO Low-impedance
MISO High-impedance
0.2 V1 = <MISO> = 0.8 V1, C
SBC in Stop Mode
All Modes Except Sleep and Stop
Sleep and Stop Modes
Normal and Standby Modes
Normal and Standby Modes
Normal and Standby Modes
Normal and Standby Modes
Normal and Standby Modes
Guaranteed by design; however it is not production tested.
L
L
= 220 pF)
= 220 pF)
(24)
Characteristic
L
= 200 pF
(24)
DYNAMIC ELECTRICAL CHARACTERISTICS
(24)
SUP
≤ 18 V, - 40°C ≤ T
A
= 25°C under nominal conditions, unless otherwise noted.
A
t
t
Symbol
t
WSCLKH
WSCLKH
CS
t
O
O
t
t
≤ 125°C, GND = 0 V, unless otherwise noted. Typical
f
F
t
t
SODIS
t
t
SOEN
VALID
WD
WD
WD
WD
PCLK
LEAD
t
t
1ACC
SISU
t
RSO
FSO
t
LAG
SCF1
SCF2
REQ
SIH
INT
STOP
1
2
3
4
0.25
8.58
39.6
Min
250
125
125
100
100
308
-12
7.0
40
40
18
88
—
—
—
—
—
—
—
Analog Integrated Circuit Device Data
9.75
Typ
100
100
100
350
25
25
10
45
—
—
—
—
—
—
—
—
—
—
—
—
—
Freescale Semiconductor
10.92
Max
50.4
N/A
N/A
N/A
N/A
N/A
N/A
N/A
112
392
4.0
50
50
50
50
50
34
13
12
—
—
Unit
MHz
kHz
kHz
ms
ms
ms
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
µs
%