Electrical Characteristics
Table 6. Digital Timing Specifications
(VBATT, VDDINT = 2.7 V, TA = 25 °C, frequency = 16 MHz, unless otherwise noted.
SPI timing parameters are referenced to Figure 8.
Symbol
Parameter
Min
Typ
Max
Unit
T0
T1
T2
T3
T4
T5
T6
T7
SPICLK period
125
50
nS
nS
nS
nS
nS
nS
nS
nS
nS
Pulse width, SPICLK low
Pulse width, SPICLK high
50
Delay time, MISO data valid from falling SPICLK
Setup time, CE low to rising SPICLK
Delay time, MISO valid from CE low
Setup time, MOSI valid to rising SPICLK
Hold time, MOSI valid from rising SPICLK
RST minimum pulse width low (asserted)
15
15
15
15
15
250
Figure 6 shows a typical AC parameter evaluation circuit.
J5
SMA
J6
SMA
2
2
Y1
TSX-10A@16Mhz
C4
9pF
C5
9pF
T1
2450BL15B200
T2
2450BL15B200
+
C1
220pF
+
C2
220pF
C6
0.1uF
C7
10pF
C8
10pF
U1
J1
L2 6.8nH
R2 200
R1
47k
1
3
5
7
9
2
4
1
2
3
4
5
6
7
8
24
23
22
21
20
19
18
17
J3
RFIN-
RFIN+
GND
GPIO6
6
8
GPIO5
VDDINT
VDDD
IRQ
CE
MISO
MOSI
PA2
1
2
L1 8.2nH
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
RXD
GND
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
PAO+
PAO-
GND
GPIO1
GPIO2
Wake Up
J4
R3
10k
GPIO4
IRQ
+
C3
220pF
16 MHz CLK
2
1
Baud SEL
MC13192
MCU RESET
ATTN
CLOCK Sel
J7
RTXENi
MOSI
CE
VCC
SPI_CLK
MISO
RTXENi
R4
47k
MCU Interface
1
2
3
GPIO2
GPIO1
ABEL RESET
CLKO
RESET
R6
47k
R5
47k
J2
HEADER 10X2
Figure 6. Parameter Evaluation Circuit
MC13192 Technical Data, Rev. 3.3
10
Freescale Semiconductor