LPC2157_2158 NXP Semiconductors, LPC2157_2158 Datasheet - Page 33

• Manufacturer Part Number: LPC2157_2158
• Description: The LPC2157/2158 is a multi-chip module consisting of a LPC2138/2148 single-chipmicrocontroller combined with a PCF8576D Universal LCD driver in a low-cost 100-pinpackage
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 7.
T
LPC2157_2158_2
Product data sheet
Symbol
I
I
I
I
I
I
V
V
V
V
I
Oscillator pins
V
DD(act)
DD(pd)
BATpd
BATact
BATact(opt)
2
LI
amb
C-bus pins
IH
IL
hys
OL
i(XTAL1)
= 40 C to +85 C for commercial applications, unless otherwise specified.
Static characteristics
Parameter
active mode supply
current
Power-down mode
supply current
Power-down mode
battery supply current
active mode battery
supply current
optimized active mode
battery supply current
HIGH-level input voltage
LOW-level input voltage
hysteresis voltage
LOW-level output
voltage
input leakage current
input voltage on pin
XTAL1
…continued
Conditions
V
code
executed from flash, no active
peripherals
V
code executed from flash; USB
enabled and active; all other
peripherals disabled
V
V
RTC clock = 32 kHz
(from RTCX pins);
T
CCLK = 60 MHz;
PCLK = 15 MHz;
PCLK enabled to RTCK;
RTC clock = 32 kHz
(from RTCX pins);
T
PCLK disabled to RTCK in the
PCONP register;
RTC clock = 32 kHz
(from RTCX pins);
T
I
V
V
OLS
amb
amb
amb
DD
DD
DD
DD
I
I
CCLK = 10 MHz
CCLK = 60 MHz
CCLK = 12 MHz
CCLK = 60 MHz
V
V
V
CCLK = 25 MHz
CCLK = 60 MHz
= V
= 5 V
DD
DD
DD
= 3.3 V; T
while(1){}
= 3.3 V; T
= 3.3 V; T
= 3.3 V; T
= 3 mA
= 25 C
= 25 C
= 25 C; V
DD
= 3.0 V; V
= 3.0 V; V
= 3.0 V; V
Rev. 02 — 9 February 2009
amb
amb
amb
amb
i(VBAT)
i(VBAT)
i(VBAT)
i(VBAT)
= 25 C;
= 25 C;
= 25 C
= 85 C
= 3.3 V
= 2.5 V
= 3.0 V
= 3.0 V
[12][13]
Single-chip 16-bit/32-bit microcontrollers
[12]
[12]
[14]
[8]
Min
-
-
-
-
-
-
-
-
-
-
-
0.7V
-
-
-
-
-
0
DD
LPC2157/2158
Typ
15
40
27
57
40
250
15
20
78
23
30
-
-
0.5V
-
2
10
-
[1]
DD
© NXP B.V. 2009. All rights reserved.
Max
50
70
70
90
100
500
30
40
-
-
-
-
0.3V
-
0.4
4
22
1.8
DD
33 of 45
Unit
mA
mA
mA
mA
V
V
V
V
V
A
A
A
A
A
A
A
A
A