STM32L152-EVAL STMicroelectronics, STM32L152-EVAL Datasheet - Page 85
STM32L152-EVAL
Manufacturer Part Number
STM32L152-EVAL
Description
BOARD EVALUATION FOR STM32L
Manufacturer
STMicroelectronics
Type
MCUr
Specifications of STM32L152-EVAL
New! Us2012 Catalog Page
STM8L-Discovery_STM32L152-EVAL
Contents
Board
Processor To Be Evaluated
STM32L1xxx
Interface Type
UART
Operating Supply Voltage
2 V to 3.6 V
For Use With/related Products
STM32L
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-10842
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STM32L151xx, STM32L152xx
Table 49.
1. The current consumption through VREF is composed of two parameters:
2. V
3. V
4. Minimum sampling and conversion time is reached for maximum Rext = 0.5 k
5. For 1 Msps, maximum Rext is 0.5 k
t
STAB
Symbol
R
t
C
f
f
- one constant (max 300 µA)
- one variable (max 400 µA), only during sampling time + 2 first conversion pulses.
So, peak consumption is 300+400 = 700 ìA and average consumption is 300 + [(4 sampling + 2) /16] x 400
= 450 µA at 1Msps
the package. Refer to
CONV
TRIG
TRIG
AIN
t
t
ADC
REF+
SSA
latr
t
lat
S
(5)
or V
can be internally connected to V
REF-
Sampling time
Total conversion time
(including sampling time)
Internal sample and hold
capacitor
External trigger frequency
Regular sequencer
External trigger frequency
Injected sequencer
External input impedance
Injection trigger conversion
latency
Regular trigger conversion
latency
Power-up time
ADC characteristics (continued)
must be tied to ground.
Parameter
Section 4: Pin descriptions
Doc ID 17659 Rev 4
.
DDA
and V
6/8/10-bit conversions
6/8/10-bit conversions
Multiplexed channels
Multiplexed channels
Multiplexed channels
2.4 V V
2.4 V V
1.8 V V
1.8 V V
12-bit conversions
12-bit conversions
Direct channels
Direct channels
Direct channels
f
f
f
ADC
ADC
ADC
REF-
for further details.
Conditions
= 16 MHz
= 16 MHz
= 16 MHz
can be internally connected to V
DDA
DDA
DDA
DDA
3.6 V
3.6 V
2.4 V
2.4 V
0.25
0.56
0.56
4 to 384 (sampling
phase) +12 (successive
approximation)
Min
219
156
1
3.5
2.5
4
1
(4)
(4)
(4)
(4)
Electrical characteristics
Typ
16
SSA
Tconv+1 1/f
Tconv+2 1/f
Tconv+1 1/f
, depending on
Tconv
24.75
Max
384
281
219
0.5
4.5
3.5
3.5
50
1/f
1/f
1/f
1/f
1/f
85/107
Unit
k
pF
µs
µs
ns
ns
µs
ADC
ADC
ADC
ADC
ADC
ADC
ADC
ADC
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