LM3S1607 Luminary Micro, Inc, LM3S1607 Datasheet - Page 504

• Manufacturer Part Number: LM3S1607
• Description: Lm3s1607 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Electrical Characteristics
20.2.3
504
Table 20-8. Clock Characteristics
a. The ADC must be clocked from the PLL or directly from a 14-MHz to 18-MHz clock source to operate properly.
Table 20-9. Crystal Characteristics
Analog-to-Digital Converter
Table 20-10. ADC Characteristics
f
f
f
f
f
f
t
f
f
f
Parameter Name
Frequency
Frequency tolerance
Aging
Oscillation mode
Temperature stability (-40°C to 85°C)
Motional capacitance (typ)
Motional inductance (typ)
Equivalent series resistance (max)
Shunt capacitance (max)
Load capacitance (typ)
Drive level (typ)
Parameter
V
C
N
f
t
f
INL
DNL
IOSC
IOSC30KHZ
XOSC
XOSC_XTAL
XOSC_EXT
MOSC
MOSC_per
ref_crystal_bypass
ref_ext_bypass
system_clock
ADC
ADCCONV
ADCCONV
ADCIN
ADCIN
Parameter
Parameter Name
Maximum single-ended, full-scale analog input voltage
Minimum single-ended, full-scale analog input voltage
Maximum differential, full-scale analog input voltage
Minimum differential, full-scale analog input voltage
Equivalent input capacitance
Resolution
ADC internal clock frequency
Conversion time
Conversion rate
Integral nonlinearity
Differential nonlinearity
Parameter Name
Internal 12 MHz oscillator frequency
Internal 30 KHz oscillator frequency
Hibernation module oscillator frequency
Crystal reference for hibernation oscillator
External clock reference for hibernation module
Main oscillator frequency
Main oscillator period
Crystal reference using the main oscillator (PLL in BYPASS mode)
a
External clock reference (PLL in BYPASS mode)
System clock
Parallel
13.9
7.15
100
±50
±25
16
±5
80
10
16
a
Preliminary
Parallel
18.5
±50
±25
100
100
9.5
12
±5
10
16
Parallel
27.8
14.3
±50
±25
120
100
±5
10
16
8
Value
a
Parallel
37.0
19.1
±50
±25
160
100
±5
10
16
6
Min
438
7
-
-
-
-
-
-
-
-
-
Nom
Parallel
500
10
1
8
55.6
28.6
-
-
-
-
-
-
-
±50
±25
200
100
±5
10
16
4
Max
-1.5
563
3.0
1.5
16
±1
±1
0
9
-
-
Parallel
63.5
32.7
±50
±25
220
100
Min
3.5
±5
10
16
8.4
V
V
V
V
pF
bits
MHz
t
k samples/s
LSB
LSB
21
61
ADC
1
1
0
0
-
-
-
Unit
cycles
4.194304
4.194304
32.768
Units
ppm/yr
Nom
MHz
ppm
ppm
mH
µW
12
30
pF
pF
pF
Ω
-
-
-
-
-
-
b
16.384
16.384
1000
Max
15.6
39
50
50
-
-
-
June 02, 2008
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Unit
KHz
KHz
ns