參數(shù)資料
型號(hào)： PXAS37KFA512
英文描述： IC-SM-16-BIT MCU
中文描述： 集成電路釤16位MCU
文件頁數(shù)： 46/51頁
文件大?。?/td> 405K
代理商： PXAS37KFA512
Philips Semiconductors
XA 16-bit microcontroller
32K/1K OTP/ROM/ROMless, 8-channel 8-bit A/D, low voltage (2.7 V–5.5 V),
I
2
C, 2 UARTs, 16 MB address range
Preliminary specification
XA-S3
2000 Mar 09
46
V
DD
–0.5
0.45V
0.7V
DD
0.2V
DD
–0.1
t
CHCL
t
C
t
CLCH
t
CLCX
t
CHCX
SU00842
Figure 32. External Clock Drive
V
DD
–0.5
0.45V
0.2V
DD
+0.9
0.2V
DD
–0.1
NOTE:
AC inputs during testing are driven at V
–0.5 for a logic ‘1’ and 0.45V for a logic ‘0’.
Timing measurements are made at the 50% point of transitions.
SU00703A
Figure 33. AC Testing Input/Output
V
LOAD
V
LOAD
+0.1V
V
LOAD
–0.1V
V
OH
–0.1V
V
OL
+0.1V
NOTE:
For timing purposes, a port is no longer floating when a 100mV change from load voltage occurs,
and begins to float when a 100mV change from the loaded V
OH
/V
OL
level occurs. I
OH
/I
OL
≥
±
20mA.
TIMING
REFERENCE
POINTS
SU00011
Figure 34. Float Waveform
V
DD
EA
RST
XTAL1
XTAL2
V
SS
V
DD
(NC)
CLOCK SIGNAL
SU00591B
Figure 35. I
DD
Test Condition, Active Mode
All other pins are disconnected
V
DD
EA
RST
XTAL1
XTAL2
V
SS
V
DD
(NC)
CLOCK SIGNAL
SU00590B
V
DD
Figure 36. I
DD
Test Condition, Idle Mode
All other pins are disconnected
Next
Back
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