PXD20 Datasheet, PDF (100/130 Pages) Freescale Semiconductor, Inc – PXD20 Microcontroller

Electrical characteristics
4.17.5 AC specification for CMOS090_ddr library @ VDDE = 3.3 V
Table 49. AC specifications at 3.3 V VDDE
Name
C
pad_st_acc C
pad_st_dq C
pad_st_clk C
Prop. delay (ns)
L>H / H>L
Min
1.4/1.4
1.7/1.7
1.4/1.4
1.7/1.7
1.4/1.4
1.6/1.6
Max
2.4/2.4
2.7/2.7
2.4/2.4
2.7/2.7
2.4/2.4
2.6/2.6
Rise/fall edge (ns)
Min
3.1/2.5
0.9/1.1
3.1/2.5
0.9/1.1
3.1/2.5
1.1/1.3
Max
5.6/5.4
1.7/2.0
5.6/5.4
1.7/2.0
5.7/5.7
2.3/2.3
Drive load
(pF)
5
20
5
20
5
20
Drive/slew
rate select
MSB, LSB
111
Libraries
6MDDR
111
6MDDR
111
6MDDR
4.17.6 AC specification for CMOS090_ddr library @ VDDE = 2.5 V
Table 50. AC specifications at 2.5 V VDDE
Name
C
pad_st_acc C
pad_st_dq C
pad_st_clk C
Prop. delay (ns)
L>H / H>L
Min
1.4/1.5
1.7/1.7
1.4/1.5
1.7/1.7
1.4/1.4
1.1/1.6
Max
2.5/2.4
2.8/2.7
2.5/2.4
2.8/2.7
2.4/2.4
2.7/2.7
Rise/fall edge (ns)
Min
2.1/2.1
0.6/0.7
2.1/2.1
0.6/0.7
2.1/2.1
0.6/0.7
Max
4.3/4.1
1.1/1.3
4.3/4.1
1.1/1.3
4.4/4.1
1.6/1.8
Drive load
(pF)
5
20
5
20
5
20
Drive/slew
rate select
MSB, LSB
011
Libraries
6MDDR
011
6MDDR
011
6MDDR
PXD20 Microcontroller Data Sheet, Rev. 2
100
Preliminary—Subject to Change Without Notice
Freescale Semiconductor