EP7212 Datasheet, PDF (111/136 Pages) Cirrus Logic – HIGH-PERFORMANCE, LOW-POWER SYSTEM-ON-CHIP WITH LCD CONTROLLER AND DIGITAL AUDIO INTERFACE(DAI)

EP7212
Buffer Type
I/O strength 1
I/O strength 2
Drive Current
±4 mA
±12 mA
Propagation
Delay (Max)
7
5
Rise Time
(Max)
14
6
Table 60. I/O Buffer Output Characteristics
6.6 JTAG Boundary Scan Signal Ordering
Fall Time
(Max)
14
6
Load
50 pF
50 pF
Pin
Signal
No.
Type Strength Reset
State
1
nCS[5]
Out
1
High
2
VDDIO Pad Pwr
3
VSSIO Pad Gnd
4
EXPCLK
I/O
1
5
WORD
Out
1
Low
6
WRITE
Out
1
Low
7 RUN/CLKEN I/O
1
Low
8
EXPRDY
In
1
9
TXD[2]
Out
1
High
10
RXD[2]
In
11
TDI
In with p/u*
12
VSSIO Pad Gnd
13
PB[7]
I/O
1
Input
14
PB[6]
I/O
1
Input
15
PB[5]
I/O
1
Input
16
PB[4]
I/O
1
Input
17
PB[3]
I/O
1
Input
18
PB[2]
I/O
1
Input
19
PB[1]/
I/O
1
Input
PRDY2
20
PB[0]/
I/O
1
Input
PRDY1
21
VDDIO Pad Pwr
22
TDO
Out
1
Tristate
23
PA[7]
I/O
1
Input
24
PA[6]
I/O
1
Input
25
PA[5]
I/O
1
Input
26
PA[4]
I/O
1
Input
27
PA[3]
I/O
1
Input
28
PA[2]
I/O
1
Input
29
PA[1]
I/O
1
Input
30
PA[0]
I/O
1
Input
31
LEDDRV
Out
1
Low
Table 61. 208-Pin LQFP Numeric Pin Listing
Pin
Signal
No.
Type Strength Reset
State
32
TXD[1]
Out
1
High
33
VSSIO
Pad Gnd
1
High
34
PHDIN
In
35
CTS
In
36
RXD[1]
In
37
DCD
In
38
DSR
In
39 nTEST[1]
In With p/u*
40 nTEST[0]
In With p/u*
41
EINT[3]
In
42
nEINT[2]
In
43
nEINT[1]
In
44 nEXTFIQ
In
45
PE[2]/
I/O
CLKSEL
1
Input
46
PE[1]/
I/O
BOOTSEL[1]
1
Input
47
PE[0]/
I/O
BOOTSEL[0]
1
Input
48
VSSRTC
RTC
Gnd
49 RTCOUT
Out
50
RTCIN
In
51 VDDRTC
RTC
power
52
N/C
53
PD[7]
I/O
1
Low
54
PD[6]
I/O
1
Low
55
PD[5]
I/O
1
Low
56
PD[4]
I/O
1
Low
57
VDDIO Pad Pwr
58
TMS
In with p/u*
59
PD[3]
I/O
1
Low
Table 61. 208-Pin LQFP Numeric Pin Listing (cont.)
DS474PP1
111